ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 11 Triangles and its Properties Ex 11.3

ML Aggarwal Class 7 Solutions Chapter 11 Triangles and its Properties Ex 11.3 for ICSE Understanding Mathematics acts as the best resource during your learning and helps you score well in your exams.

ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 11 Triangles and its Properties Ex 11.3

Question 1.
Find the value of x in each of the following figures:

Solution:

Question 2.
Find the value of x in each of the following figures:

Solution:

Question 3.
Find the values of x and y in each of the following figures:

Solution:

Question 4.
Calculate the size of each lettered angle in the following figures:

Solution:

Question 5.
If the angles of a triangle are in the ratio 1 : 2 : 1, find all the angles of the triangle. Classify the triangle in two different ways.
Solution:

Question 6.
In an isosceles triangle, a base angle is four times its vertical angle. Find all the angles of the triangle.
Solution: