Answer:
C: 70 Mins
Step-by-step explanation:
1, 20ft*15ft=300ft^2
2, 30ft*25ft=750ft^2
3, 750ft-350ft=450ft^2
4, 450 ft^2 = 30 mins
5, 350ft=750ft=1050ft^2
6, 1050/450=2.3333
7, 30*2.3333=70
8, 70 mins
-54 i think is the answer
Answer:
m∠60
Step-by-step explanation:
30 + 90 = 120
180-120=60
Answer:
12.6
Step-by-step explanation:
c=2 x 3.14 x r
2 x 3.14= 6.28
6.28 x 2= 12.56