West Bengal Board Solutions for Chapter: Geometrical Proofs, Exercise 4: Let's do - 20.3

Author:West Bengal Board

West Bengal Board Mathematics Solutions for Exercise - West Bengal Board Solutions for Chapter: Geometrical Proofs, Exercise 4: Let's do - 20.3

Attempt the practice questions on Chapter 20: Geometrical Proofs, Exercise 4: Let's do - 20.3 with hints and solutions to strengthen your understanding. Ganitprabha (MATHEMATICS TEXT BOOK) Class 8 solutions are prepared by Experienced Embibe Experts.

Questions from West Bengal Board Solutions for Chapter: Geometrical Proofs, Exercise 4: Let's do - 20.3 with Hints & Solutions

MEDIUM
8th West Bengal Board
IMPORTANT
Ganitprabha (MATHEMATICS TEXT BOOK) Class 8>Chapter 20 - Geometrical Proofs>Let's do - 20.3>Q 1)

Prove logically that the sum of the measurement fo four interior angles of a quadrilateral is 360°.

EASY
8th West Bengal Board
IMPORTANT
Ganitprabha (MATHEMATICS TEXT BOOK) Class 8>Chapter 20 - Geometrical Proofs>Let's do - 20.3>Q 2)

Write by calculating the sum of measurement of eight interior angles of an octagon.

MEDIUM
8th West Bengal Board
IMPORTANT
Ganitprabha (MATHEMATICS TEXT BOOK) Class 8>Chapter 20 - Geometrical Proofs>Let's do - 20.3>Q 3)

Write the measurement of each interior and each exterior angle of a regular polygon with 10 sides.

MEDIUM
8th West Bengal Board
IMPORTANT
Ganitprabha (MATHEMATICS TEXT BOOK) Class 8>Chapter 20 - Geometrical Proofs>Let's do - 20.3>Q 4)

Write by calculating the number of sides of a regular polygon where measurement of each interior angle is 120°.