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Alinara [238K]
2 years ago
12

8 cm What is the area of the circle

Mathematics
1 answer:
Arturiano [62]2 years ago
6 0
Πr2.. is the equation..
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A rock is dropped from a height of 88.6 m and falls toward Earth in a straight line. In t seconds the rock falls 4.9t2 meters.
Allushta [10]

Answer:

The average speed is 9.8 meter per second in the first two seconds

Step-by-step explanation:

Complete Question

What is the average velocity of the rock in first 2 secs?

Solution

Distance travelled in first two seconds  

4.9 t^2 = 4.9*2*2 = 19.6 m

Average speed = S2-S1/2 = 19.6-0/2 = 9.8 meter per second  

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3 years ago
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3 years ago
A parking lot is 100 yards long. What is the length of 3/4 of the parking lot, in feet? (Not in words)
yaroslaw [1]

1 yard = 3 feet.

100 yards x 3 = 300 feet.

300 feet x 3/4 = 225 feet.

The answer is 225 feet.

6 0
3 years ago
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What is the probability of having 3 children that are all boys?
olganol [36]
So you have a 50% chance to have a boy vs a girl (1/2). If you want 3 children, that would be 1/3*1/2= 1/6 or 16.67% chance
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What happened to rectangle A to become rectangle B in the diagram below?
Bumek [7]

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Step-by-step explanation:

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