Answer:

<h3>4th answer is correct</h3>
Step-by-step explanation:


6×12 = 72
72 - (3x3) = 63
63 in ^2
Answer:
<h2>x = 28</h2><h2>CE = 132</h2><h2 />
Step-by-step explanation:
|<------------- CE -------------------->|
C-------------------D-------------------E
2x + 10 3x - 18
2x + 10 = 3x - 18
2x - 3x = -18 - 10
-x = -28
x = 28
CE = 2x + 10 + 3x - 18
CE = 2(28) + 10 + 3(28) - 18
CE = 56 + 10 + 84 - 18
CE = 132
Answer:
4 or5or6
Step-by-step explanation:
3+1=4
3+2=5
3+3=6