Confused on this mind helping me out?

3^4∙2^3 = 6^4+3

This figure consists of a rectangle and semicircle. what is the perimeter of this figure use 3.14 for pi 60.84m 72.84m 79.68m 98.52m

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that

In a 45-45-90 right triangle, what is the ratio of the length of one leg to the length of the other leg? а . 1: 2 в. 2: 1 с. 2: 1 d. 1: 1