Answer:
to find y use the 3,4,5 method:
to get 9 as the base the 3 is multiplied by 3 there multiply 4×3to get twelve as the height then multiply 5 by three to get 15 as the hypotenuse so to that point the answer is definitely choice D
70910 (c)
Step-by-step explanation:
You move the decimal point to the right each time.