S Purkayastha Solutions for Chapter: Lines and Angles, Exercise 4: Mental Maths

Author:S Purkayastha

S Purkayastha Mathematics Solutions for Exercise - S Purkayastha Solutions for Chapter: Lines and Angles, Exercise 4: Mental Maths

Attempt the practice questions on Chapter 10: Lines and Angles, Exercise 4: Mental Maths with hints and solutions to strengthen your understanding. Maths Hub (ICSE) solutions are prepared by Experienced Embibe Experts.

Questions from S Purkayastha Solutions for Chapter: Lines and Angles, Exercise 4: Mental Maths with Hints & Solutions

EASY
7th ICSE
IMPORTANT
Maths Hub (ICSE)>Chapter 10 - Lines and Angles>Mental Maths>Q 1

Which angle is half of its compliment? 

EASY
7th ICSE
IMPORTANT
Maths Hub (ICSE)>Chapter 10 - Lines and Angles>Mental Maths>Q 2

Which angle is equal to its supplement?

EASY
7th ICSE
IMPORTANT
Maths Hub (ICSE)>Chapter 10 - Lines and Angles>Mental Maths>Q 3

Which angle is equal to its compliment?

MEDIUM
7th ICSE
IMPORTANT
Maths Hub (ICSE)>Chapter 10 - Lines and Angles>Mental Maths>Q 4

What is the measure of an angle whose compliment is 81°?

EASY
7th ICSE
IMPORTANT
Maths Hub (ICSE)>Chapter 10 - Lines and Angles>Mental Maths>Q 5

What is the measure of an angle whose supplement is 111°?

MEDIUM
7th ICSE
IMPORTANT
Maths Hub (ICSE)>Chapter 10 - Lines and Angles>Mental Maths>Q 6

Which angle (in degrees) is twice its complement and half its supplement?