7th Math

Chapter 5 Operations on Rational Numbers Set 5.4 Question 1. Simplify the following expressions. i. 50 x 5 ÷ 2 + 24 ii. (13 x 4) ÷ 2 – 26…

Chapter 5 Operations on Rational Numbers Set 5.3 Question 1. Write the following rational numbers in decimal form. Solution: i. 13/4 ii. -7/8 iii. 73/5 iv. 5/12 v. 22/7 vi.…

Chapter 5 Operations on Rational Numbers Set 5.2 Question 1. Write three rational numbers that lie between the two given numbers. Intext Questions and Activities Question 1. Answer the following…

Chapter 5 Operations on Rational Numbers Set 5.1 Question 1. Carry out the following additions of rational numbers: ii. 12/3 +24/5 iii. 11/17 + 13/19 iv. 23/11 + 13/77 Question…

Chapter 4 Angles and Pairs of Angles Set 4.7 Question 1. ∠ACD is an exterior angle of ∆ABC. The measures of ∠A and ∠B are equal. If m∠ACD = 140°,…

Chapter 4 Angles and Pairs of Angles Set 4.6 Question 1. Lines AC and BD intersect at point P. m∠APD = 47° Find the measures of ∠APB, ∠BPC, ∠CPD. Solution:…

Chapter 4 Angles and Pairs of Angles Set 4.5 Question 1. Draw the pairs of angles as described below. If that is not possible, say why. i. Complementary angles that…

Chapter 4 Angles and Pairs of Angles Set 4.4 Question 1. Name the pairs of opposite rays in the figure alongside. Solution: Ray PL and ray PM Ray PN and…

Chapter 4 Angles and Pairs of Angles Set 4.3 Question 1. Write the measures of the supplements of the angles given below: i. 15° ii. 85° iii. 120° iv. 37°…

Chapter 4 Angles and Pairs of Angles Set 4.2 Question 1. The measures of some angles are given below. Write the measures of their complementary angles. i. 40° ii. 63°…