Bob uses two sizes of square tiles, tile a and tile b, to tile his bathroom. the area of tile a is 20 square inches, and the area of tile b is 24 square inches. the length of tile is greater than the length of tile by approximately inches.

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?

If mary had 320 toy cars and she gave her friend 50 cars and then she gave her brother 72 more cars how much toy cars would mary have left ● explain with proper details