svbasketball3 svbasketball3

02-05-2017
Mathematics

contestada

Two spheres have radii of 5 and 9. What is the ratio of their surface areas?
a. 5:9
b. 25:81
c. 10:18
d. 125:729

Respuesta :

Alanna8 Alanna8

02-05-2017

the answer is B, 25:81

Answer Link

Otras preguntas

Differences between DNA and RNA include which of the following? (1) RNA consists of one nucleotide chain. (2) RNA contains the nitrogen base uracil instead of t

If ab = 10 and a2 + b2 = 30, what is the value of (a + b)^2?

3x+y=4 2x+y=5 solve using linear combination

How many grandparents have my grandparents? who can solve it is very good on maths! it is just a lpgic problem! i know the answer :)

How many miles can you get on one tank of gas if your tank holds 18 gallons and you get 22 miles per gallon?

If it takes Mark twice as long to earn $6.00 as it takes Carl to earn $4.00, what is the ratio of Mark’s pay per hour to Carl’s pay per hour?

Differences between DNA and RNA include which of the following? (1) RNA consists of one nucleotide chain. (2) RNA contains the nitrogen base uracil instead of t

What are abiotic factors of the enviroment lynx

Can someone please help me ?

A tree was chopped down and cut up in a local forest.The tree changed in shape.What kind of change took place?A.chemical changeB.physical change C.phase changeD