Tamilnadu Samacheer Kalvi 5th Maths Solutions Term 1 Chapter 1 Geometry Ex 1.3

 

Tamilnadu Samacheer Kalvi 5th Maths Solutions

Term 1

Chapter 1

Geometry

Ex 1.3

Question 1.

The angles below 90° and above 0° are called as _________

Answer:

acute angle

Question 2.

The angles below 180° and above 90° are called as __________

Answer:

obtuse angle.

Question 3.

By joining two right angles ________ angle is formed

Answer:

straight angle

Question 4.

The obtuse angle in ΔABC is ________

a. ∠A

b. ∠B

c. ∠C

Answer:

c) ∠C

Question 5.

Hand of a clock at 3.20 shows ________ angle.

Answer:

acute

Question 6.

In the following letters, which one forms the right angle in it?

a. L

b. K

c. Z

d. N

Answer:

a. L

Question 7.

Circle the right angle.

Answer:

Question 8.

The angle shown in this picture is

a. more than 120°

b. Less than 45°

c. more than 180°

d. 90°

Answer:

d. 90°

Question 9.

The angle formed by the nail cutter is _______

Answer:

acute

Question 10.

Name the angles formed when the vessels are lifted by tongs in the kitchen.

Answer:

obtuse angle

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