Write an equation for the line that passes through (2,-1) and is
perpendicular to y = -2x - 1

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box

Which pair of numbers is relatively prime? a. 105 and 128 b. 130 and 273 c. 205 and 350 d. 273 and 333

Given: m zade = 60° and m2cdf = (3x + 15) prove: x = 15