The equation of a circle is x2+y2+8x−14y+56=0 .

what is the radius of the circle?

enter your answer in the box.

r = units

(9x-5) - (x+12) what’s the answer and also explain how to do it i need it for a test tomorrow

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3

Find each value of the five-number summary for this set of data. [note: type your answers as numbers. do not round.] 150, 120, 136, 180, 158, 175, 124, 162 minimum maximum median upper quartile lower quartile