Q13 of 805 Page 12

Is it possible to construct an angle of 35° using ruler and compass only?

35° is the half of 70°.


Also, 70° = 40° + 30°


So,


Hence, 35° cannot be constructed using ruler and compass only.

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Is it possible to construct a in which BC = 5 cm, and

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Is it possible to construct an angle of 67.5° using ruler and compass only?

Hint:


1

Draw a line segment of length 7 cm. Find a point P on it which divides it in the ratio 3:5.