Isosceles Triangle | MCQs
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A. 45°
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B. 90°
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C. None of these
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D. 60°
Explanation
In an isosceles triangle, two angles are equal. Given the base angles are 45° each.Let's find the third angle:
Third angle = 180° - (45° + 45°)
= 180° - 90°
= 90°
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A. 2
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B. 3
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C. None of these
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D. 4
Explanation
An isosceles triangle has two sides equal in length.
It also has two equal angles opposite those equal sides.
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A. No equal sides
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B. None
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C. Two equal sides
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D. Three equal sides
Explanation
If two sides of a triangle are of equal length, it is called an isosceles triangle.
There are two sides of isosceles triangle.
A triangle where all sides are of equal length is called an equilateral triangle, and all its angles are also equal.
A triangle with no equal sides and no equal angles is known as a scalene triangle.
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A. Any value between 1
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B. None of these
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C. Any value between 68° and 180
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D. Any value between 68° and 112°
Explanation
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