Answer:
60°
Step-by-step explanation:
the angle Θ between vectors a and b is
cosΘ = = = = , then
Θ = ( ) = 60°
Answer:
108π
Step-by-step explanation:
1/3 × 9 × π × (6²)
1/3 × 9π6²
(1 × 9π6²) / 3
(6² × 9π) / 3
6² × 3π
36 × 3π
108π
Answer:
<
Step-by-step explanation:
-12.5 < - 10.5
Hope it helps you in your learning process.
10 Lima beens
8 red beans
2 black-eyed beans