(12 - 2) * 180 = 1,800/12 = 150
(8 - 2) * 180 = 1,080/8 = 135
B. 8 sides
Answer:
Is A supposed to be 6 x m or no??
Step-by-step explanation:
15 cm^2
Simply multiply the base times the height of the cross section. So 3 x 5 is 15
1/2