I really don't even know this this app literally
only gives you like 2 answers at a time.
Pythagorean Theorem
x^2 = 15.7^2 -7.8^2
x^2 =
<span>
<span>
<span>
185.65
</span>
</span>
</span>
x =
<span>
<span>
<span>
13.6253440324
</span>
</span>
</span>
Answer is C
h=9
A=((a+b)/2)h
234=((32+20)/2)h
234=(52/2)h
234=26h
9=h
400 is another way to right 4 hundreds
The believe the answer would be D.