2n^2-20=0
2n^2=20
n^2=20÷2
n^2=10
n=radical 10
Answer:
7 I think that is what I saw someone else say.
Step-by-step explanation:
Answer:
Total Area = Area of Triangle + Area of Semicircle
Total Area = 1/2(bh) + 1/2(pir^2)
Total Area = 1/2(120) + 1/2(3.14(36))
Total Area = 60 + 18(3.14)
Total Area = 116.52
Let me know if this helps!
