Answer:
the answer is 200 mph because you take and divide the 400 miles by 20 mph
Step-by-step explanation:
<u>Answer:</u>
The hand moved
of a complete turn.
<u>Step-by-step explanation:</u>
The hand moved from 3 to 12, that is, it moved:
12 - 3 = 9 hours
In a clock, 12 hours represent a complete turn.
∴ Using the unitary method:
12 hours ⇒ 1 turn
1 hour ⇒
turns
9 hours ⇒
× 9 = 
=
turns (simplified)
∴ The hand moved
of a complete turn.
Answer:
314 m²
Step-by-step explanation:
the surface area of a sphere (As) is
As = 4×pi×r²
our radius r (half of the diameter) here is 5m.
As = 4×3.14×5² = 4×3.14×25 = 100×3.14 = 314 m²
Answer:
2
Step-by-step explanation:
x/6 = 3/9
cross multiply
9x = 18
divide 9 on both sides
x= 2