Hello!
The formula for a triangle is seen below.
A=0.5bh
You only need the base and height measurements to calculate the area. We have a height of 12 and a base of 5.
A=0.5(5·12)
A=0.5(60)
A=30
Our answer is B. 30.
I hope this helps!
Answer:

Step-by-step explanation:
Subtract the 4 from 9
Answer:
find using calculator:)
Step-by-step explanation:
3/4 X pi X 2 X 2 = answer