This composite figure is made up of three simpler shapes. What is the approximate area of the figure? Use 3.14 for it som 8 cm​

This Composite Figure Is Made Up Of Three Simpler Shapes. What Is The Approximate Area Of The Figure?

Answers

Answer 1

Answer:

A. 67.12 cm²

Step-by-step explanation:

The rectangle is 3 cm by 6 cm.

area of rectangle = 3 cm × 6 cm = 18 cm²

The triangle has a 6 cm base and an 8 cm height.

area triangle = 6 cm × 8 cm / 2 = 24 cm²

The semicircle has a diameter of 8 cm and a radius of 4 cm.

area semicircle = (1/2)(3.14)(4 cm)² = 25.12 cm²

Add the three areas to find the total area.

18 cm² + 24 cm² + 25.12 cm² = 67.12 cm²

Answer: A. 67.12 cm²


Related Questions

Evelyn has a summer babysitting job that pays $12 per hour. She wants to know how many hours she has to babysit to afford a new bike. The bike she wants costs $120.

Answers

Answer:

10

Step-by-step explanation:

You just gotta do 120/12 which is 10


[tex]5 \div 2 \sqrt{2} [/tex]
no decimals allowed ​

Answers

Answer:

[tex] \frac{5}{2 \sqrt{2} } \\ = \frac{5}{ 2 \sqrt{2} } \times \frac{2 \sqrt{2} }{2 \sqrt{2} } \\ = \frac{5(2 \sqrt{2}) }{(2 \sqrt{2} )(2 \sqrt{2}) } \\ = \frac{10 \sqrt{2} }{(2 \sqrt{2} {)}^{2} } \\ = \frac{10 \sqrt{2} }{4 \sqrt{( {2)}^{2} } } \\ = \frac{10 \sqrt{2} }{4 \sqrt{2 \times 2} } \\ = \frac{10 \sqrt{2} }{4(2)} \\ = \frac{ \cancel{10} \sqrt{2} }{ \cancel8} \\ = \frac{5 \sqrt{2} }{4} answer.[/tex]

When we rationalise the expression 5 / 2√2, the result obtained is 5√2 / 4

Surd operation

a / √b  = (a / √b) × (√b / √b)

How to rationalise the expression 5 / 2√2Expression = 5 / 2√2Rationalisation =?

5 / 2√2 = (5 / 2√2) × (√2 / √2)

Clear bracket

5 / 2√2 = 5√2 / (2×2)

Simplify

5 / 2√2 = 5√2 / 4

Thus, we can conclude that the value of 5 / 2√2 is equivalent to 5√2 / 4

Learn more about surd:

https://brainly.com/question/24700530

Can anyone help me with this please

Answers

Answer:

A. The solution to a system of equations is when the values of x are the same for both equations and if the y-values also match. With this being said, if x and y are the same in both equations, then that is the solution of the system of equations. We can use the table to find when x and y are equal in both equations to find the solution

B. ( 2.5 , 6 )

If you have any questions, let me know in the comments section of this answer! If you could mark this answer as the brainliest, I would greatly appreciate it! :D

Find f(h(-1)).
-9
2
11
-11

Answers

Answer:

f(h(-1)) = - 11 or D

Step-by-step explanation:

h(-1) = -2(-1)^2 - 3(-1) + 1

h(-1) = -2(1) + 3 + 1

h(-1) = 2

f(2) = (2t + 7)/(t - 3)

f(2) = (2*2 + 7) / (2 - 3)

f(2) = 11/-1

f(2) = - 11

Be very careful how you handle this. The way I have done it will work, but it does not work all the time.

The sure way to handle this is to put(h(n)) every place you can on the right side of f(t)

f(h(n)) = (2(h(n) + 7)) /  (h(n) - 3)

Express your answer in scientific notation.
1.8x 10^-2 – 3.9 x 10^-3 =

Answers

Answer:

1.41 x 10^-2

Step-by-step explanation:

1.8 x 10^-2 - 3.9 x 10^-33 = 18 x 10^-3 - 3.9 x 10^-3

                                        = (18-3.9) x 10^-3

                                        = 14.1 x 10^-3

                                        = 1.41 x 10^-2

Comment below if you have any questions! If you could mark this answer as the brainliest I would appreciate it!

Find cos (B) in the triangle

Answers

Basic Trigonometric Ratios

We can identify the sides of a right triangle by describing their location in relation to a given angle.

The "hypotenuse" is the longest side of a right triangle. It is opposite the right angle.The "opposite" is the side that the angle does not touch.The "adjacent" is the side that the angle does touch, that is not the hypotenuse.

There are three basic trigonometric ratios:

The sine ratio: [tex]\sin\theta=\dfrac{opposite}{hypotenuse}[/tex]The cosine ratio: [tex]\cos\theta=\dfrac{adjacent}{hypotenuse}[/tex]The tangent ratio: [tex]\tan\theta=\dfrac{opposite}{adjacent}[/tex]

We use theta (θ) to represent an angle.

Solving the Question

We are asked to find [tex]\cos(\beta)[/tex] in the triangle.

[tex]\cos\theta=\dfrac{adjacent}{hypotenuse}[/tex]

The side adjacent to β measures 8 units.

The hypotenuse of the right triangle measures 17 units.

[tex]\cos\beta=\dfrac{8}{17}[/tex]

Answer

Therefore, [tex]\cos\beta=\dfrac{8}{17}[/tex].

simplify ( 3/4)2
A. 3/4
B. 6/8
C. 9/16
D. 2 1/4​

Answers

Answer:

answer is C

Step-by-step explanation:

(3/4)(3/4)= 9/16

Please answer soon!!!

Answers

Answer:

sorry but the standard is higher in than of that of my standard

apologize for the mistake

Help me please find the area of the rectangle.recall that area=length . Width

Answers

Answer:

1/35 sq. ft.

Step-by-step explanation:

Area = 3/35 x 1/3

= 1/35 sq. ft.

Hope it helps.

;)

Answer:

Step-by-step explanation:

lxw

=0.02857142857 foot

AB and BC form a right angle at point B. If A= (-3, -1) and B= (4, 4), what is the equation of BC

A. x + 3y = 16

B. 2x + y = 12

C. -7x - 5y = -48

D. 7x - 5y = 48

Answers

Answer:

(C) -7x - 5y = -48

Step by step explanation:

We look for the equation of the line AB

We have then:

y-yo = m (x-x0)

m = (y2-y1) / (x2-x1)

m = (4 - (- 1)) / (4 - (- 3))

m = 5/7

We choose an ordered pair:

(xo, yo) = (4, 4)

Substituting:

y-4 = (5/7) (x-4)

y = (5/7) x-20/7 + 4

7y = 5x - 20 + 28

7y = 5x + 8

y = (5/7) x + 8/7

The equation of the perpendicular line is:

-7x - 5y = -48

Find the height of a triangle with base 3 m and area 9 m².
a
m

Answers

Answer:

h=6

Step-by-step explanation:

a=b x h x 0.5

9=3 x h x 0.5

9/3=3/.5=6

h=6

Answer:

The Height = 6

Step-by-step explanation:

Triangle formula bxh/2

3x6/2=9

If a data value is 2 and the mean is 11, what is the associated
deviation?

Answers

Answer:

the mean = 9, and the mean deviation = 3.75

Hope this helps! :)

8^6 divided by 8 simplified?? :)

Answers

Given: 8^6/8

Answer:32768

Step by step explanation:

To find we must use, PEMDAS, order of operations. (Parenthesis, exponents, multiplication, division, addition, and subtraction.Since we have no parenthesis we do exponents firstSince we are dividing we do 8^6-1 divided by 8The value of 8^6 is 262144Now we divide 252144 by 8 which gives us 32768Therefore, our answer is 32768

#LearningIsFun

Find the area of the composite figure
10
18
2
2

Answers

Answer

720

Step-by-step explanation:

10 x 18 = 180

2 x 2 = 4

180 x 4 = 720

Rewrite the expression by factoring out (y+8).
5(y+8) - 7y (y + 8)
0
X
5

Answers

Answer:

[tex](5-7y)(y+8)[/tex]

Step-by-step explanation:

Factoring out y + 8:

[tex]5(y+8) - 7y (y + 8)=(5-7y)(y+8)[/tex]

The image represents a rectangular patio that has a length equal to 4 feet more than the width. What is the perimeter of the patio?

Answers

Answer:

  4w+8 feet

Step-by-step explanation:

The perimeter of a rectangle is the sum of the lengths of its sides. Since opposite sides are identical in length, it can be computed as double the sum of adjacent side lengths. Here, the lengths are in feet.

  P = 2(L+W)

  P = 2((w+4) +w)

  P = 4w +8

The perimeter of the patio is 4w+8 feet.

A triangle has one side measuring 16 inches and two sides measuring 13 inches. Is this triangle scalene?
yes
no

Answers

No, because a scalene triangle has to have all sides that are different lengths. 2 sides being 13 inches would mean that the triangle has 2 sides that are equal, making it an isosceles triangle.

Answer:

  no

Step-by-step explanation:

A triangle is scalene when its sides have three different lengths. Your triangle has two sides with the same measure, so it is isosceles, not scalene.

your father give you a plot for your god in which is 25 square meter and after awake you have planned only the 17 square meter of it what percentage of the plot is left to be plant​

Answers

[tex]\frac{25-17}{25}[/tex]×[tex]100%[/tex]%

[tex]=32[/tex]%

∴ 32% is left to be plant.

Given the two functions, which statement is true?

f(x) = log15 x, g(x) = ½ log15 (x + 4)

Question 14 options:

g(x) is shrunk vertically by a factor of ½ and shifted to the right 4 units compared to f(x).


g(x) is stretched vertically by a factor of 2 and shifted to the right 4 units compared to f(x).


g(x) is shrunk vertically by a factor of ½ and shifted to the left 4 units compared to f(x).


g(x) is stretched vertically by a factor of 2 and shifted to the left 4 units compared to f(x).

Answers

Answer:

g(x) is shrunk vertically by a factor of ½ and shifted to the left 4 units compared to f(x).

Step-by-step explanation:

Can a parallelogram have more than 3 lines of symmetry?

Answers

Answer:

no

Step-by-step explanation:

Parallelograms have zero lines of symmetry because it is impossible to draw a line through the center of any parallelogram that divides the figure into two equal halves that are mirror images of each other.

Answer:

Technical answer no

BUT

if you are in a college/postgraduate level group theory class yes

Step-by-step explanation:

Imagine a square, and imagine 4 lines across the top, the side, and the two diagonal ones. Because the two diagonal lines of symmetry are technically the same, there are only three possible lines.

if you are in the group theory class,  comment and ill give a lengthy answer on that.

If two opposite sides of a square are increased by 15 meters and the other sides are decreased by 13 meters, the area of the rectangle that is formed is 60 square meters. find the area of the original square.

Answers

Answer: Shown below

Step-by-step explanation:

Since it's a square, we will refer to its values as x. Using that, we can make an equation for the rectangle.
(x + 15) * ( x - 13) = 60

We can expand it and simplify so that we get a zero on one side and a polynomial on the other.

(x + 15)(x - 13) - 60 = 0

x² + 2x - 225 = 0

We simplify the binomial so we get two answers for x.

(x - 15)(x + 17) = 0

x = 15 and -17

Now we have two answers. So which one is right? Well, the sides cannot be negative, therefore we must use 15 and not -17.

15² = 225

Our answer is 225

At a pizza place, a large pizza cost $7.50 and toppings cost $0.50 each. Write an equation the can be used to represent the cost of a pizza, y, which x toppings.

Answers

Answer:

y = 7.50 + 0.50x

Step-by-step explanation:

y is equal to money cost for pizza, 7.50 is the large pizza, and 0.50x is the cost per topping on the pizza.

The world population is projected to be 8.2 billion in 2045. At that time, there are expected to be approximately 3 billion more people in Asia than in Africa. The population for the rest of the world will be approximately 0.2 billion more than half the population of Asia. Find the projected populations of Asia, Africa, and the rest of the world in 2045.

The projected population of Asia will be approximately billion

Answers

Answer:

Since the total population will be 9.4B people

W + A+ A =9.4B

W = 0.6B + A/4  

A+ 2.9B = As

A - 2.9B + As + 0.6 + A/4 = 9.4B

(9/4)*A= 11.7B

A = (4/9)*11.7B=5.2B

W = 0.6B + (5.2B/4) = 1.9B

A = 5.2B - 2.9B = 2.3B

help me .
please.
have a great day

Answers

Answer: C

Step-by-step explanation:

Convert 74.8% to a fraction in simplest form and a decimal.
Fraction:
Decimal (Edit the repeating and non-repeating part):

Answers

Answer:

decimal; 0.748 fraction is: 374/5 or 74 4/5 .

evaluate the equation 3w = 96
A. w = 288
B. w = 32
C. w = -32
D. w = -288​

Answers

Answer:

The choice B. w = 32

Step-by-step explanation:

[tex]3w = 96 \\ \\ w = \frac{96}{3} \\ \\ w = \frac{96 \div 3}{3 \div 3} \\ \\ w = 32[/tex]

Answer:

[tex]\huge\boxed{\sf{32}}[/tex]

Step-by-step explanation:

Hello.

In order to solve this equation, we need to divide both sides by 3:

3w=96

w=32

I hope it helps.

Have a nice day.

[tex]\boxed{imperturbability}[/tex]

The subject has more freedom to respond to a/an ________.

A.questionnaire

B.survey

C.interview

D.experiment

Answers

Answer:

a

Step-by-step explanation:

bc it is the right answer i got it right

Christine is making chocolate chip cookies for a bake sale. She needs ¾ cup brown sugar for each batch of cookies she makes. She wants to make 3 batches of cookies. She has 3 cups of brown sugar. Does Christine have enough brown sugar to make 3 batches of cookies? Without actually solving the problem, explain why or why not.

Answers

Yes because 3/4 times 3 is 2 1/4 cups so she’ll have more than enough

Rational numbers
3x - 30 using 3 as one factor

Answers

Answer:

3x - 30

3 (x-10)

Wish you a great day :)

How many degrees are in an angle that turns through 3/4 of a circle

Answers

Answer:

270°

Step-by-step explanation:

360/4 = 90

90*3 = 270

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