SolarFlare SolarFlare

10-12-2016
Mathematics

contestada

Find the radius of a circle with an area of 90 cm^2

Respuesta :

sihangu sihangu

10-12-2016

area of a circle=pi*r^2
so 90=pi*r^2
r=square root(90/pi)
r=5.35

Answer Link

Otras preguntas

Not-for-profit organizations are established mainly for religious, civic, educational, or purposes.

A prescribed burn is _______. a. an uncontrolled fire started by humans b. a controlled fire used to manage forest ecosystems c. an uncontrolled natural fire

When writing a media response essay, ensure that your thesis statement

what is an equation of the line that passes through the point (3,-7) and has a slope of -4/3

What is 19/25 as decimal

Species whose populations follow a boom-and-bust curve are most affected by

Sung drove to the mountains last weekend. There was heavy traffic on the way there, and the trip took 10 hours. When Sung drove home, there was no traffic an

Which group in this food web would most likely have the greatest biomass? Oats Owls Rats Snakes

I need help solving these equations x+3y=15 -8x+3y= -12

a number, half of that number, and one-third of that number are added. The result is 22. What is the original number