Convert the cm to feet for the base and the height:
12/2 = 6 x 3 = 18 feet
9/2 = 4.5 x 3 = 13.5 feet
area = 1/2 x base x height
Area = 1/2 x 18 x 13.5
Area = 121.5 square feet
answer: 121.5 square feet
Answer:
27
Step-by-step explanation:
sorry if its wrong i just did 9×9×9 and got 27
−6x+12
x=38.5
cos(x)=
x=38.5(correct to the nearest tenth)
