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प्रश्न
An angle of 42.5° can be constructed.
विकल्प
True
False
उत्तर
This statement is False.
Explanation:
We know that, `42.5^circ = 1/2 xx 85^circ` and an angle of 85° cannot be constructed with the help of ruler and compass.
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संबंधित प्रश्न
Construct a triangle whose perimeter is 6.4 cm, and angles at the base are 60° and 45° .
Using ruler and compasses only, construct a ΔABC from the following data:
AB + BC + CA = 12 cm, ∠B = 45° and ∠C = 60°.
With the help of a ruler and a compass it is not possible to construct an angle of ______.
An angle of 52.5° can be constructed.
A triangle ABC can be constructed in which BC = 6 cm, ∠C = 30° and AC – AB = 4 cm.
A triangle ABC can be constructed in which ∠B = 105°, ∠C = 90° and AB + BC + AC = 10 cm.
A triangle ABC can be constructed in which ∠B = 60°, ∠C = 45° and AB + BC + AC = 12 cm.
Construct a triangle whose sides are 3.6 cm, 3.0 cm and 4.8 cm. Bisect the smallest angle and measure each part.
Construct a triangle ABC in which BC = 5 cm, ∠B = 60° and AC + AB = 7.5 cm.
Construct the following and give justification:
An equilateral triangle if its altitude is 3.2 cm.
