nanaafree77 nanaafree77

27-04-2021
Mathematics

contestada

Find the area of a circle with diameter = 42 cm. Use 3.14

Respuesta :

meowmeow223334 meowmeow223334

27-04-2021

Area of circle = pi * r^2
42/2 = radius, radius = 21
3.14 * 21^2 = radius
3.14 * 441 = 1,384.74

Solution: 1,384.74 cm^2

Answer Link

Otras preguntas

jasmines cd collection is 3/8 jazz 1/4 rap and the rest is rock music what is the fraction of rock music

All of the following expressions have a value between 0 and 1, excepta. \frac{(-3^{7})}{(-3)^9}b. 4^{-10}× 4^{6}c. \frac{(8^3)^3}{8^{-4}} d. ( \frac{2}{5} ^{8})

What value of x makes the equation true ? 4(2x-4)=16

In scientific notation, what is the sum of 2.3 times 10^{-3} and 5.4 times 10^{-4}?a. 2.84 times 10^{-3}b. 5.63 times 10^{-3}c. 7.7 times 10^{-7}d. 12.42 times

What value of x makes the equation true ? 4(2x-4)=16

In scientific notation, what is the sum of 2.3 times 10^{-3} and 5.4 times 10^{-4}?a. 2.84 times 10^{-3}b. 5.63 times 10^{-3}c. 7.7 times 10^{-7}d. 12.42 times

find the circumference of a circle whose radius is 15.4cm

find the circumference of a circle whose radius is 15.4cm

What value of x makes the equation true ? 4(2x-4)=16

find the circumference of a circle whose radius is 15.4cm

ACCESS MORE