Which expression is 0.5 times as large as 342 + 156?

Pick the description of a geometric object that best matches the real world object box for a deck of card

What is the ratio of the change in y-values to the change in x-values for this function? a) 1: 13 b) 2: 5 c) 5: 2 d) 13: 1

Select the lengths in centimeters that would form a right triangle