reedfritz reedfritz

03-08-2017
Mathematics

contestada

what's the area of a circle with the diameter of 7m? (use 3.14 as pi)

Respuesta :

mperemsky mperemsky

03-08-2017

area = Pi * r^2
'
r = 7 / 2 = 3.5

area = 3.14 * 3.5^2
area = 3.14 * 12.25
area = 38.465 m sq

Answer Link

Otras preguntas

What did the Shang Dynasty use for religious ceremonies?

Form a correct sentence by unscrambling the following sentence. abajo una hay calle Abajo calle hay una. Abajo hay calle una. Abajo una calle hay. Abajo hay una

Is pentacosane a molecular compound?

Help please and thank you The temperature in a freezer is falling steadily at a rate of 2°F per minute. The function gives the temperature y after x minutes. Wh

If a turtle can move 1/7 of a km every hour, then how many hours would it take for a turtle to go 5 km?

In which set does −152 belong? Rational numbers, Integers, Whole numbers, All of the above

Based on previous sales, Ron predicted sales of 80 pen sets. He actually sold 100 pen sets. Find the error and absolute error for the pen sets.

true or false. both the incident and reflected ray lie in the same plane.

what muscles do you need to voluntarily contract during a plank?

What was the result of the attack on Fort Sumter in 1861?A. The Civil War started. B. Indian removal got underway. C. South Carolina rejoined the Union. D. The