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ANTONII [103]
3 years ago
6

Find the value of X.​

Mathematics
1 answer:
Alex Ar [27]3 years ago
8 0

Step-by-step explanation:

Sum of known angles in

polygon=105+95+95+125= 420

Sum of angles in a polygon= 90(2n-4)

= 90×(2×5)-4

= 90×10-4

= 90×6=540°

Therefore x. = 540°-420°

=. 120°

Note:. n is the number of sides of the polygon.

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Step-by-step explanation:

Given:

The<u> radius </u>of the base of a metallic rod is<u> 2 centimetres</u>, and its<u> height is 15 centimetres.</u>

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What is the<u> volume </u>of this cylinder?

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