A swimming pool is being filled at the rate of 15 gallons every 8 minutes. At that rate, how many
gallons will be in the pool after 72 minutes?

Which sum or difference identity would you use to verify that cos (180° - ∅) = -cos ∅? a. sin (α -β) = sin α cos β – cos α sin β b. cos (α -β) = cos α cos β – sin α sin β c. cos (α -β) = cos α cos β + sin α sin β d. sin (α + β) = sin α cos β + cos α sin β

Which math sentence can be used to determine if the triangle is a right triangle?

How to solve a simultaneous equation involved with fractions?