Question

Find the angles of a triangle whose are in ratio 2:7:9.write type of triangle . ​

Answer 1

Answer:

Right angled Triangle

20°,70°,90°

Step-by-step explanation:

Let required number be x

2x+7x+9x=180°

18x=180°

x=10°

2x=2×10°=20°

7x=7×10°=70°

9x=9+10°=90°

It's a right angled Triangle as one of the angles Is 90°.

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