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in Triangles by (15 points)
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One angle of a right angled triangle is 70°. Find the other acute angle.

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2 Answers

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by (26.1k points)

We know that,

Sum of all the angles in a triangle =180°

Let us consider the acute angle as x

Hence,

x + 90° + 70° = 180°

x + 160° = 180°

x = 180° – 160°

We get,

x = 20°

Therefore, the acute angle is 20°

0 votes
by (15 points)
Sum of all the angles in a triangle =180°

Let us consider the acute angle as x Hence,

x + 90° + 70° = 180°

 x + 160° = 180°

x = 180° – 160° We get, x = 20°

Therefore, the acute angle is 20°

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