CBSE Class 10-Mathematics: Questions and Answers Chapter – 6 Triangles Part 1

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1 Mark Questions

Question 1:

In the figure , if we have and , then the values of and are

Find the values of CA and CB

Find the Values of CA and CB

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(a) 6 cm, 6.4 cm

(b) 4.8 cm, 6.4 cm

(c) 5.4 cm, 6.4 cm

(d) 5.6 cm, 6.4 cm

Answer

(d) 5.6 cm, 6.4 cm

Question 2:

The areas of two similar triangles are respectively . Then ratio of the corresponding sides are

(a) 3:4

(b) 4:3

(c) 2:3

(d) 4:5

Answer:

(d) 4:5

Question 3:

Two isosceles triangles have equal angles and their areas are in the ratio 16:25, then the ratio of their corresponding heights is

(a)

(b)

(c)

(d)

Answer:

(a)

Question 4:

If and , area , area , then

(a) cm

(b) 7.5 cm

(c) 8.5 cm

(d) 7.2 cm

Answer:

(b) 7.5 cm

Question 5:

A man goes due west and then due north. Find distance from the starting point.

(a)

(b)

(c)

(d)

Answer:

(a)

Question 6:

In a triangle ABC, if

(a) Acute angled

(b) Right angled

(c) Isosceles triangle

(d) Equilateral triangle

Answer:

(b) Right angled

Question 7:

In an isosceles triangle and , then altitude from A on

(a)

(b)

(c)

(d) None of these

Answer:

(b)

Question 8:

The side of square who’s diagonal is is

(a) 16 cm

(b)

(c)

(d) None of these

Answer:

(b)