Using only a ruler, draw an acute angle, a right angle and an obtuse angle in your notebook and name them.

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Solution

Acute angle ∠ABC Right angle ∠LMN Obtuse angle ∠PQR

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Similar questions

Q. Draw the triangles as suggested.
(a) An acute angled isosceles triangle.
(b) An obtuse angled scalene triangle
(c) A right angled isosceles triangle.
(d) An acute angled scalene triangle.
(e) An obtuse angled isosceles triangle.

Q. Which of the following is correct?
1. The sum of two acute angles is always an obtuse angle
2. The difference between an obtuse angle and a right angle is an acute angle
3. The sum of two acute angles can be acute, right or an obtuse angle

Question 53

Draw two acute angles and one obtuse angle without using a protractor. Estimate the measures of the angles. Measure them with the help of a protractor and see how much accurate is your estimate?

Q. Using ruler and compasses only, draw a right angle.

Q. Using ruler and compasses only, draw an angle of measure

135^{\circ}

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