Mathematics

Based on the angle measures given, which triangle is not acute?

$90^\circ,\, 45^\circ,\, 45^\circ$

SOLUTION
For acute angles triangle all the three angles must be less than ${ 90 }^{ \circ }$.
In option $D$ one of the angle is ${ 90 }^{ \circ }$ , so it is not acute angles triangle.

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Single Correct Medium Published on 09th 09, 2020
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