Triangle abc is reflected across line l to form δalblcl, and aal intersects line l at point d. which equation is not necessarily true?

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?

Hurry if the population of of an ant hill doubles every 10 days and there are currently 100 ants living in the ant hill what will the ant population be in 20 days