Answer:
1041.44
Step-by-step explanation:
A=2πrh+2πr^2
=2π6.5×19+2π6.5^2≈1041.43796
“lightning” warfare with tanks used to end a fight swiftly.
Answer:
∠BAC = 68°
Step-by-step explanation:
arc BC = 360° - 84° - 140° = 136°
∠BAC = 1/2(arc BC)
∠BAC = 68°
Answer:
Less
Step-by-step explanation:
Answer:
b
Step-by-step explanation: