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1. The following triangle has an area of 15.75 cm". What is the value of 2? 7 cm 4.5 cm 3.75 cm 1.125 cm 2.25 cm​
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1. The following triangle has an area of 15.75 cm". What is the value of 2? 7 cm 4.5 cm 3.75 cm 1.125 cm 2.25 cm​

User Yulanda
by
4.6k points

1 Answer

8 votes

Triangle QRS has the angle measures shown.

m∠Q = (1x)°
m∠R = (3x)°
m∠S = (6x)°

The measure of the obtuse angle equals
(108°.)... :)
User Sorade
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