Answer:
BC=DE= x-y
AB+BC+CD+DE=5+x-y+x+y+x-y=27 cm
5+3x-y=27 cm
3x-y=22
if x=9 , then 3*9-y=22, 27-y=22, y=27-22, y=5
Step-by-step explanation:
132 cm
pie = 22/7
42 times 22/7 = 132cm
F(2)=8 and G(2)=4
volume = 180 * 9
volume = 1620 in³
