3 years ago

The radius of ⨀B is 4 centimeters and the circumference of ⨀A is 20π centimeters. Find CD

Mathematics

1 answer:

alexgriva [62]3 years ago

4 0

Answer:

20cm

Step-by-step explanation:

Given data

Radius= 4cm

Circumference= 20π

Let CD be the diameter of circle A

C= 2πr

20π= 2πr

10= r

Diameter= 2*r

D= 20cm

Hence the diameter CD= 20cm

You might be interested in

You fitted a regression model on the height of a particular pine tree, after 20 years of growth, as a function of the elevation

tia_tia [17]

Answer:

chjbbnnnnnffccccgg

gfggghhb

Step-by-step explanation:

cbbhvggffdgtxgiciuyyyyytybbbhhhhhbbbbhhhhhhhhhhhhbbhhhbhbhhhhhbjh

3 0

3 years ago

Find the area of a triangle with vertices (1, 5), (1, -2), (3,-2).

ollegr [7]

Answer:

Step-by-step explanation:

A(3, - 2), B(1, 5), C(1, - 2)

ΔABC is right angled Δ

AC and BC are legs (cathetus)

$A_{ABC}$ = (AC)(BC) ÷ 2 = $\frac{2*7}{2}$ = 7 units²

3 0

3 years ago

Is the following statement always, never, or sometimes true?

notsponge [240]

The answer is sometimes

3 0

3 years ago

Read 2 more answers

H(x-2)+6 In simpliest form

Ganezh [65]

Answer:

hx-h2+6

Step-by-step explanation:

First solve the parentheses, do h*x - 2h, then add the +6.

Hope I helped! :D

6 0

3 years ago

6 for $14.34<br> each. Please I really need help with this.

Marrrta [24]

6 items for $14.34 each is $86.04.

3 0

3 years ago