2 balls are rolling towards each other from the opposite ends of a straight tube that is
2 answers:
Answer:
6 seconds
Step-by-step explanation:
In second 1, the distance that separates them is 80 cm
Then, in second 2, it is an additional 76 cm which is 156
then 72, etc. etc.
From that, we can continue adding until we the total sum is 420.
80+76+72+68+64+60=420
That's 6 seconds
Not the most elegant solution but I think one of the simplest.
6 seconds!!!!!!!!!!!! that should be the answer
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Answer:
G. 66 feet
Step-by-step explanation:
Radius = 21/2 = 10.5
Circumference
2 × 3.14 × 10.5
65.94 feet
Answer:
w(2w+4)
Step-by-step explanation:
we know A = l * w
and Perimeter = 2l + 2w
we want to find l in terms of w
2l + 2w = 6w + 8
2l = 4w + 8
l = 2w + 4
so A = w * (2w + 4)
It’s always gonna be 60 Units this is just an known fact
Answer:
the answer is 5 because if you divide it its your answer
