Question

Find all angles of a triangle if two are in the ratio 4:5 and third is half of first​

Answer 1

Step-by-step explanation:

4x+5x+2x =180°

11x=180°

x= 180/11°

~4x=4*180/11

=66°

~5x=5*180/11

=82°

~2x=2*180/11

=32°

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