Select the expression that represents the following statement: Divide 15 by 3, and then add 8. (15 + 3) ÷ 8
15 + (3 ÷ 8)
15 ÷ (3 + 8)
(15 ÷ 3) + 8

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g