Try These (Text Book Page No. 14)
Find out which of these can be made into a box by folding along the dotted lines. Put a tick mark for the correct option.
Answer:
Activity (Text Book Page No. 16)
Match the net with the shape you will get by folding.
Introduction of Angles (Text Book Page No. 18)
To get the feel of an angle through observation of objects and by paper folding:
Name the types of angles formed in the following items.
Try These (Text Book Page No: 20)
Do yourself (Text Book Page No. 21)
Draw 5 objects with right angle.
Answer:
Try These (Text Book Page No. 21)
Question 1.
Classify the following angles (acute angle, obtuse angle and right angle) $30^{\circ}, 45^{\circ}, 60^{\circ}, 90^{\circ}, 120^{\circ}, 130^{\circ}, 170^{\circ}, 75^{\circ}$
Answer:
Question 2 .
Observe the following pictures and write the name of the angles in their box.
Activity (Text Book Page No. 22)
Draw right angle, acute angle and obtuse angle by tracing.
Answer: