True or false? in the body of an indirect proof, you must show that the assumption leads to a contradiction

The sixth grade art students are making a mosaic using tiles in the shape of right triangles. each tile has leg measures of 3 centimeters and 5 centimeters. i f there are 200 tiles in the mosaic what is the area of the mosaic.

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Abox of chocolates cost $7 which equation relates the number of boxes sold parentheses x parentheses and total cost of the boxes sold parentheses y parentheses