Answer:
6.28571428571
Step-by-step explanation:
Answer:
12
Step-by-step explanation:
The answer to this is C.54 units² .
Area=1/2 base*height
base=12
height=9
12*9=108
108/2=54
Area=54
Answer:
10x-40
Step-by-step explanation:
5 times 2x minus 40 works because of the distributive property