Answer:
72y2-45
Step-by-step explanation:
9y2 + 9(7y2 - 5)
you multiply the 9 by the stuff in the parentheses
9y2 + 63y2 - 45
72y2-45
<span>The square is equal so all sides have equal sides. Soooo...
s2 (s squared) + s2 = 15 (squared)
15 x 15 = 225
225/2 = 112.5
Now you just have to get the square root. So go onto ur calculator. Which equals 10.606
</span>
2. -28
5. -60
8. -135
The answers are above. :)
60000 is the answer for your problem
Answer:
kenis
Step-by-step explanation:
