Answer:
Pentagon and I think the area is 19.89 so if you round it, that will be 19.9
D, you have to factor 3 out of 6x squared
Answer:
x=6
Step-by-step explanation:
We can write this as a ratio
x 9
---- = --------
10 15
Using cross products
15x = 10*9
15x = 90
Divide by 15
15x/15 = 90/15
x =6