gailpanetti gailpanetti

24-01-2021
Mathematics

contestada

What is area of circle that has circumference of 12pi

Respuesta :

24-01-2021

Answer:

36pi

Step-by-step explanation:

Since the formula for the circumference is C=2*pi*r

12pi=2*pi*r we can divide and get r=6 cm

Then, we can use the formula for the area of a circle: Area=pi*r^2 and get Area=pi*6^2=36*pi.

Answer Link

Otras preguntas

Please help on this question

Which of the following factors influences a consumer when deciding to buy a product? A. Opinion factor B. Multiple factor C. Stock market D. External factor

Q is between P and R. PR=145,PQ=8x & QR=11x-7. What is the value of QR?

A certain element has a half life of 2.5 billion years. a. You find a rock containing a mixture of the element and lead. You determine that 45% of the original

Q1.2. Suppose you decide to design an experiment to test your friend's hypothesis about classical music and studying. How will you define your variables? O. Bot

What is the simplest form of this expression? -b^3 (3b + 1) – 2b^4

E={1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16} A={x:x is a multiple of 3} B={x:x is a factor of 24} C={x:x is an odd number} (i) Find (a) n(B),

where does the parentheses go in 3+6 ×9+3 to made a total of 84

Under what economic system should government keep its hand off the economy? A. Capitalism B. Socialism C. Communism D. Utilitarianism

the surface area of a sphere whose radius is 0.5 cm is