If f (x) = 2 x + 5 and three-halves are inverse functions of each other and f(x)=2x+5, what is f-1(8)?

a. -1

b. 3/2

c. 41/8

d. 23

found the answer, its b. 3/2!

Select the two pairs of figures that are similar.

5, 6, 10 question: a. determine whether the side lengths form a triangle. (explain your reasoning) b. if it is a triangle, determine whether it is a right, acute, or obtuse triangle. (show your work)

Pls the last one and it has to be like number 6