CBSE Class 10-Mathematics: Questions and Answers Chapter – 6 Triangles Part 1 (For CBSE, ICSE, IAS, NET, NRA 2022)
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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)