If Mark's age is represented by m and Hatchi's age is represented by h then which of the following expressions represent five less than half the sum of Mark and Hatchi's ages?

thats one

step-by-step explanation:

answer: 486in^2

step-by-step explanation:

  or  

sin y = 7/q

7 is the opposite side length, q is the hypotenuse

tan y = 7/r

7 is the opposite side length, r is the adjacent side length

using sohcahtoa ^^^^

cos y = adjacent/hypotenuse

cos y = r/q