H is the altitude of a right triangle, so h²=AD*DC=(20-4)*4=64
h=√64=8
D is the correct answer.
Answer:
C) 
Step-by-step explanation:

Answer:
53
Step-by-step explanation:
INnbdueif v ur[gtwogre gregabgbf
Step 1
<span>Calculate the error
</span>error=75-64-----> 11 ft
step 2
<span>Divide the error by the exact value
</span>11/64=0.1719
step 3
<span>Convert that to a percentage
</span>0.1719*100=17.19%
the answer is
17.19%
Answer:
70 DDegrees
Step-by-step explanation: