What is not an efficient greenhouse gas : helium methane CO2 or water vapor

A cube has a volume of 1,000 cubic feet. What is the length of am edge of the cube? Show how you found your answer.

Find the circumference of each circle. 1) radius = 6 m

Heron's formula: Area = What is the area of triangle DEF? square units square units square units square units

During last week's visit to this same pear tree, pete ate 3 times as many pears as tweet, and tweet ate 5 fewer pears than honk. if together the boys ate 25 pears, how many pears did honk eat during last week's visit?

order the integers from least to greatest 8. 2,-4,-9,3,_1 9. 21,-14,-35,28-7

Show me 3 / 1 divided by 2/4

a phone company offers a monthly data plan at for $10 a month. the plan includes two megabytes of data and charges $0.10 per megabytes above 2 megabytes of data.

Suppose that the function u and w are defined as follows. u (x) = - x - 2 w (x) = 2 x^2 Find the following. (u o w) (4) = __ (w o u) (4) = __ I really have no idea what this is

Is - 41 a whole number

Peter decided that the total cost for a $24.55 pair of jeans and a $12.25 shirt was $26.80 was Peter answer reasonable? Explain why or why not