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79. If x : y = 2 : 3 and 2 : x = 1 : 2, then = ?

80. If a : b (where a and b are co prime) is the ratio between each exterior and corresponding interior angle of a regular convex octagon then find value of a + b?

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Solution

$79 . \frac{x}{y} = \frac{2}{3} \frac{2}{x} = \frac{1}{2} x = 4 \frac{4}{y} = \frac{2}{3} y = 6 R e g a r d s$

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Solve this : 79. If x : y = 2 : 3 and 2 : x = 1 : 2, then = ? 80. If a : b (where a and b are co prime) is the ratio between each exterior and corresponding interior angle of a regular convex octagon then find value of a + b?

79.xy=232x=12x=44y=23y=6Regards

Solve this :

79. If x : y = 2 : 3 and 2 : x = 1 : 2, then = ?

80. If a : b (where a and b are co prime) is the ratio between each exterior and corresponding interior angle of a regular convex octagon then find value of a + b?

$79 . \frac{x}{y} = \frac{2}{3} \frac{2}{x} = \frac{1}{2} x = 4 \frac{4}{y} = \frac{2}{3} y = 6 R e g a r d s$