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12-07-2021
Mathematics

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The sizes of the interior angles of a pentagon are in the ratio 1:2:5:5:7. Calculate the size of the largest. Hint; sum of interior angles in a pentagon is 540°.

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Binam07 Binam07

12-07-2021

Answer:

X = 27

2x = 54

5x = 135

7x = 189

Step-by-step explanation:

let 1:2:5:5:7 be 1x,2x,5x,5x,7x

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