4, there are 4 equal angles
A^2 + b^2 = c^2
a^2 + 7^2 = 11^2
49= 121
121 - 49 = 72
Square root(72) = 8.49
or you can just keep the square root symbol with 72 under it
find 1/2 then add the two base the multiply the h and divide by two
Answer:
3. Jonathon does 2 push-ups for every 15 crunches.
Step-by-step explanation:
Hope it helps