Thursday

December 18, 2014

December 18, 2014

Posted by **Vanessa** on Friday, April 19, 2013 at 9:21pm.

- Geometry -
**Reiny**, Friday, April 19, 2013 at 10:33pm4/1

proof:

let the radius of the smaller be r

let the radius of the larger be 2r

area of smaller = πr^2

area of larger = π(2r)^2 = 4πr^2

ratio of larger to smaller = 4πr^2/(πr^2) = 4/1 or 4 : 1

**Answer this Question**

**Related Questions**

math - Tiny is ordering a pizza and cant decide between a round pizza with a ...

Math 157 - A 7 inch pizza cost $8 and a 14 inch pizza costs $20. Tommy says the ...

geometry - Papa's Pizza charges $0.05 per square inch of pizza. Pizza is ...

Pre ALgebra - If a pizza with a diameter of 12 inches costs $10.99, based on ...

math - A 4'' diameter round pizza with area As and a 12'' diameter round pizza ...

geometry - word problem You and 3 friends order a 24 in pizza (the diameter is ...

maths - Small pizza Diameter = 15 cm Medium pizza Diameter = 30 cm I$ a medium ...

Geometry check my answer? - Small Pizza- radius 6 in. cost $9.75 Medium- radius...

algebra - You have been put in charge of making pizza for the fundraiser. You ...

Math - Mr.Ferris discovered in his 2013 copy of the world records book that the ...