Dawson14 Dawson14

22-02-2017
Mathematics

contestada

What is the best approximation for the area of a circle with a diameter of 13 meters?

Use 3.14 to approximate pi.

40.8 m²

81.6 m²

132.7 m²

530.7 m²

Respuesta :

22-02-2017

First, find the radius of the circle. The radius of a circle is half the diameter. r=13/2=6.5

Second, use the equation A=pi * r^2 to find the area of the circle.
A=(3.14) * (6.5^2) = 132.665m^2

so the answer is 132.7 m^2.

Answer Link

Otras preguntas

The human resources department at a major high tech company recently conducted an employee satisfaction survey of 100 of its 3000 employees.Data were collected

PLEASE HELP ME I REALLY NEED HELP AND IM TIMED

average sized stars like the sun are too small to fuse iron yet the sun's mass is about 0.1% iron so where did that iron come from

phenotype and genotype of this punnet square?

Just checking if my answer is correct An inaccurate perception is called a(n) (blank). a) illusion b) perceptual process c) constancy d) gestalt variation

Anybody know the answer to this?

One day less than 3 weeks?

3. You raise your hand in class to answer a question that the professor asked. Which muscle type did you just use? Briefly explain your answer.

Solve the following word problem. Alyssa worked 30 hours at her hourly rate and after spending $120, she still had $180 left over. How many dollars per hour do

which element of the lanthanides series has the largest atomic radius