Answer:
150 cm²
Step-by-step explanation:
front+back: 2*9*3 = 54 cm²
left+right: 2*3*4 = 24 cm²
top+bottom: 2*9*4 = 72 cm²
sum: 150 cm²
I think that it would be (-4,-4) when you cross the y axis
What the answer would be is 10 :) hope that u are helped
Are you trying to find what a, b, and c are?
A, B, and C would all be equal to 54º