leshanamorris2000 leshanamorris2000

01-10-2019
Mathematics

contestada

I'm looking to find the exact area of a circle with a diameter of 21 inches

Respuesta :

altenbm1 altenbm1

01-10-2019

Answer:

A=346.46

Step-by-step explanation:

Using the formulas

A=πr2

d=2r

Solving forA

A=1

4πd2=1

4·π·212≈346.36059

Answer Link

Otras preguntas

Given 4 percent of (2a + b) is 18 and a is a positive integer, what is the greatest possible value of b?

What is a Light Year?

What's the formula to perimeter

How do we call a very small video,that is repeating unlimitedely

you are planting a rectangle garden. it is 5 feet longer than 3 times its width. the area of the garden is 250 feet. find the dimensions

What Is Ethane? Can you help me?

what is the comparative and superlative of many, lazy, smooth, and rough

How do you divide with a two digit number? Like 183 850 divided by 48.

Solve for y.8^3-3y=256^4y

and what is this A rock band has 5 members, and two fiths of the members play string instruments. Also, 0.4 of the members sing. Does the band have the same num