I have added the solution, please specify as a comment if you do not understand..
r = 9 ft
h = 12 ft
Answer is 1186,92
Answer: ABCD is not a trapezoid.
Step-by-step explanation:
Answer:
it is 40!
Step-by-step explanation:
well since area is l x w 13+10=23
and 12+5= 17
Step-by-step explanation:
so first convert it into an algebraic equation
4 - ⅛w = 16
⅛w = 16-4
⅛w = 12
w=12÷ 
w=12×8=96
check: 4 - ⅛(96)=4-12=-8
-8<16 (-8 less than 16)
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