madisonnance1 madisonnance1

02-06-2018
Mathematics

contestada

what is r in this equation?
πr^2=42π

Respuesta :

02-06-2018

r in this equation refers to the radius

[tex] {\pi r}^{2} = 42\pi \\ {r}^{2} = \frac{42\pi}{\pi} \\ r = \sqrt{42 } \\ r = 6.480740698 [/tex]

Answer Link

Otras preguntas

How to simplify the this operation with exponents? (-2b^-2 x c^3)^3

An object that changes position relative to a reference point is? a.Stationary b.in motion c.moving at constant speed d.moving at constant velocity

Are molecular motion and density inversely or directly related

which of the following is an example of a convergent plate boundary? a. magma from the asthenosphere moves into the litohsphere b. a volcano erupts on a small i

Vitamins A, vitamin C, calcium, and __________ are required to appear on nutritional labels.

The product of 4 and a number is 18 more than twice the number. What is the number?

Any substance that yields a hydrogen ion when placed in a water solution is called a(n) _____. acid base hydronium ion hydroxide ion

0.8+0.8=0.6k+0.9 What is k?

A course that costs $500 will allow you to get a job that pays $2 more per hour than your current job. How many hours will you need to work at the new job befor

Mason gave the waiter a $14.58 tip, which was 15 percent of the dinner bill. What was the amount of the dinner bill before he added the tip? A. $9.72 B. $21.87