Nicki minaj full name

Solve the equation x/4 - 5= -8 -27 -12 -7 12

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?