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shtirl [24]
3 years ago
14

Find the circumference of the circle if the radius is 4 inches

Mathematics
2 answers:
AlladinOne [14]3 years ago
5 0
The answer is 25.13
Kitty [74]3 years ago
3 0

Answer:

25.13

Step-by-step explanation:

C = d(\pi)

d = r(2) in this case 4(2) = 8 = d

so 8(\pi) = C

C ≈ 25.13

You might be interested in
Surface area of a cylinder from 7in by 2in
Lunna [17]

Answer:

113in

Step-by-step explanation:

A=2πr^2+h(2πr)

Plug in your given numbers

A=2π(2)^2+7(2π(2)

Solve

2(3.14)(2)^2=25.12

7(2(3.14)(2))=87.92

25.12+87.92=113.04

Round to the nearest tenth

113.0

8 0
3 years ago
Ab and cd with m as the midpoint of both ab and cd. ab = 6.4 cm and cd = 4.0 cm. a, b and c are not collinear.
Luden [163]

From the straight line AB and CD with point M as midpoint of both lines, AM = BM = 3.2 cm and CM = DM = 2 cm

<h3>What is an equation?</h3>

An equation is an expression that shows the relationship between two or more variables and numbers.

m as the midpoint of both ab and cd, hence:

AM = BM = AB/2 = 6.4/2 = 3.2 cm

CM = DM = CD/2 = 4/2 = 2 cm

From the straight line AB and CD with point M as midpoint of both lines, AM = BM = 3.2 cm and CM = DM = 2 cm

Find out more on equation at: brainly.com/question/13763238

#SPJ1

3 0
2 years ago
Y/8=5 I don’t know where to start
luda_lava [24]

Answer: y = 40

Explanation: In this problem, notice that y is being divided by 8 so to

get y by itself, we need to multiply both sides of the equation by 4.

So we have (8)(y/8) = (5)(8).

Noice that on the left side, the 8 and 8

cancel each other out so we're just left with y.

On the right side, we have (5)(8) which is 40.

So we have y = 40.

5 0
3 years ago
Read 2 more answers
HELP ME PLEASE BRAINLIEST ANSWER
Damm [24]

Answer:

D

Step-by-step explanation:

I'm not really 100% sure this is a weird question but I would assume D because if something is not proportional or doesn't conform to an equation, it has no slope

8 0
3 years ago
A right triangle has an area of 18 square inches. Part 1 If the triangle is an isosceles triangle, what are the lengths of the l
hoa [83]

Answer:

The possible lengths are 2 x 18 , 3 x 12, 4x 9

Step-by-step explanation:

Part 1) Given:

Area 'A'= 18 square inch

l=b=x (because isosceles triangle)

by the  of equation of area of triangle

A = (1/2) (base) (height)

18 = (1/2) x . x

36 = x²

x²= 36

taking square root on both sides

x = 6 (The length of each leg is 6 inches.)

Part 2)

As area = 18, in above part we see that area before division must be 36, so lets find out the factor of 36.

36= 2 x 18

36= 3 x 12

36= 4x 9

Triangle have the dimension in the form of b x h

The possible lengths are ,  2 x 18 , 3 x 12, 4x 9

8 0
3 years ago
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