Which lines are perpendicular? select all that apply. blue and green red and blue red and green the product of the slopes of the perpendicular lines is

Antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

Ineed with this problem 21 show steps

Me i'm timed ! a. -2 to 1 b. -1.5 to 0.5c. 0 to 1d. 0.5 to 1.5