# 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

(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)