In the figure, the measure of angle 6 6 is 141° 141 ° . What is the measure of angle 5 5 ?

An air conditioning system can circulate 350 cubic feet of air per minute. how many cubic yards of air can it circulate per minute?

Find the least common denominator for thesetvo rational expressions.n^2/n^2+4n+4 -3/n^2+7n+10

Prove that 16^4-2^13-4^5 is divisible by 11.