Write True or False in the following. Give reasons for your answer:
An angle of 52.5° can be constructed.
Write True or False in each of the following. Give reasons for your answer:
An angle of 42.5° can be constructed.
A triangle ABC can be constructed in which AB = 5 cm, ∠A = 45° and BC + AC = 5 cm.
Draw an angle of 110° with the help of a protractor and bisect it. Measure each angle.
Draw a line segment AB of 4 cm in length. Draw a line perpendicular to AB through A and B, respectively. Are these lines parallel?
Draw an angle of 80° with the help of a protractor. Then construct angles of
(i) 40°
(ii)160°
(iii) 120°.
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 each of the following and give justification:
A triangle if its perimeter is 10.4 cm and two angles are 45° and 120°.
A triangle PQR given that QR = 3cm, ∠ PQR = 45° and QP – PR = 2 cm.
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