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blagie [28]
3 years ago
14

Find the perimeter of a semi-circle with the diameter of 4 feet please.

Mathematics
1 answer:
Marina86 [1]3 years ago
7 0
The answer is 4pi  yay\pi
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Point S is on line segment RT given ST=3x-8, RT = 4x, and RS = 4x - 7, determine the numerical length of RT
seraphim [82]

Answer:

20

Step-by-step explanation:

Segment ST is half and RS is the other half. RT is the whole line so adding ST and RS will get you RT. 4x-7+3x-8=4x. solve for x which will get you 5. Replace the x with 5 in 4x (for segment RT) will get you an answer of 20 for the whole line.

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Angelina_Jolie [31]
Angle w equals 130 degrees.

Explanation:
A line equals: 180 degrees total.
180-50=130
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Step-by-step explanation:

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What is the measure of the angle?
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