What is pi? or pie. :P
2 answers:
Pi is the correct spelling. And what is it? Well Pi is what you get when you take a circle's circumference and divide it by it's diameter. Pi is also the 16th letter of the Greek alphabet. It is shown using this symbol: 
EDIT:
And pie is a baked dish that is usually filled with fruits but can be filled with vegetables and / or meat.
EDIT:
And pie is a baked dish that is usually filled with fruits but can be filled with vegetables and / or meat.
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The equation of any given circle is:
where (h, k) is the center and r is the radius.
In the problem, we are given the center, and the radius. When we plug them in:
we got the formula of the circle.
where (h, k) is the center and r is the radius.
In the problem, we are given the center, and the radius. When we plug them in:
we got the formula of the circle.
Answer:
The perimeter of the quarter-circle is 200 cm.
Step-by-step explanation:
Given that the angle of quarter-circle is 90°. So using Length of Arc formula, you are able to find the length of curve :
Let r be radius = 56 cm,
Let θ = 90°
We have already found the arc. Next we have to add up together to find the perimeter :