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

Which group took over the Russian government in 1917?

How do you show work for 1% of 1600 is what?

explain how light travels

The development of the railroads during the 1800s dramatically changed life for all in America. In which of the following ways did the railroads impact the liv

which statement is always true about the quantities in the function y=x+7

What goes into 24 and 2,500

express scientific notation for 0.00032

why was akbar consider a just ruler

Can anyone help me with this?

The addition of a catalyst in a chemical reaction (A) increases the concentration of products at equilibrium. (B) increases the fraction of reactant molecul