# NCERT Class 7 Mathematics Solutions: Chapter 10 –Practical Geometry Exercise 10.3 Part 1

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1. Construct such that cm and .

Answer:

**To construct:** where cm and

**Steps of construction:**

(a) Draw a line segment

(b) At point , draw an angle of with the help of compass i.e.

(c) Taking as centre, draw an arc of radius , which cuts at the point .

(d) Join

It is the required right angled triangle .

2. Construct an isosceles triangle in which the lengths of each of its equal sides is and the angle between them is .

Answer:

To construct: An isosceles triangle where

Steps of construction:

(a) Draw a line segment

(b) At point , draw an angle of with the help of compass i.e.

(c) Taking as centre, draw an arc of radius , which cuts at the point .

(d) Join

It is the required isosceles triangle.