What are the coordinates of the orthocenter of △abc with vertices at a(1, 2) , b(1, 6) , and c(5, 6) ?

Is the square root of 4 plus the square root of 16 rational?

Someone me! if you’re smart you can solve this!

Abaseball team drinks 10/4 gallons of water during a game. which mixed number represents the gallons of water consumed? a) 1 1/2 gallons b) 2 1/2 gallons c) 2 3/4 gallons d) 3 1/2 gallons