Erin is 3 years older than maddie. let m represent maddie's age. let e represent erin's age. create an equation to show maddie's age, m, in terms of erin's age, e. make sure you answer it correctly. also, explain. ! : )

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation:

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6