Exercise 12.2 class 10 question 7 July 8, 2019 16 32 64 128 Exercise 12.2 class 10 question number 7 Exercise 12.2 class 10 surface area and volume question 7 Exercise 12 Question number 14 exercise 5.2 Lesson 10 homework 5.2 Unit 3 lesson 10 cumulative practice problems