Olaf

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149 cents

Answer:

48°

Let the common multiple of the ratio be x.

Sum of interior angle of quadrilateral = 360°

2x + 4x + 5x + 4x = 360°

15x = 360°

x = 360/15

x = 24°

The smallest angle is 2x so,

2x = 2(24) = 48°

The measure of smallest angle of quadrilateral is 48°.

5

Nuakus

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