Question

????? i dont get it (my answer is not right)

Answer 1

YOU CAN USE THE SIMILARITY THEOREM

`(15)/(a) = (10)/(4) \\ 15(4) = 10a \\ 10a = 60 \\ (10a)/(10) = (60)/(10) \\ a = 6`

`(b)/(9) = (10)/(4) \\ 4b = 9(10) \\ 4b = 90 \\ (4b)/(4) = (90)/(4) \\ b = 22.5`

HOPE THIS HELPS!