# Ncert Solutions For Class 6 Maths Ex 5.5

## Ncert Solutions For Class 6 Maths Chapter 5 Ex 5.5

Question 1:

Find out the models for the scenarios that are perpendicular lines;

(a) Edges of table top that are adjacent

(b) Railway track lines

(c) Segments of line that are forming the letter ‘L’.

(d) V letter.

(a)Perpendicular

(b) Not perpendicular

(c) Perpendicular

(d) Not perpendicular

Question 2:

Let $$\overline{PQ}$$ be the perpendicular to the line segment $$\overline{XY}$$ .Let $$\overline{PQ}$$ and $$\overline{XY}$$ intersect in the point A. What is the measure of $$\angle PAY$$ ?

$$\angle PAY=90^{\circ}$$

Question 3:

Find out the measures of the angles that are formed by using two set-squares that are present in geometry box? Is there any angle measure that is common?

The angles present in first set-square are $$45^{\circ}$$ , $$90^{\circ}$$ , $$45^{\circ}$$ and another set-square has $$60^{\circ}$$ , $$90^{\circ}$$ , $$30^{\circ}$$ . The common angle between them is $$90^{\circ}$$ .

Question 4:

Analyze the diagram. The line l is perpendicular to line m.

(a) Is line CE equal to EG?

(b) Does PE cut CG in two equal halves ?

(c)Find out the line segment which are perpendicularly bisected by PE

(d) Identify whether true or false? (i) CD=GH (ii)BC<EH (iii)AC>FG

(c) $$\overline{DF}$$ and $$\overline{CG}$$ , $$\overline{BH}$$