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Triangles CBSE Class 10 MCQ Questions with Answers Keys

Triangles CBSE Class 10 MCQ Questions with Answers Keys

Hi students, Welcome to AMBiPi (Amans Maths Blogs). In this article, you will get Triangles CBSE Class 10 MCQ Questions with Answer Keys. You can download this PDF and save it in your mobile device or laptop etc.

Triangles CBSE Class 10 MCQ Question No 41: 

D and E are points on the sides AB and AC respectively of ∆ABC such that DE || BC and divides ∆ABC into two parts, equal in area. Find BD/AB.

Option A : 2 + √2

Option B : (√2 – 2)/2

Option C : (2 – √2)/2

Option D : (√2 + 2)/2

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Option C : (2 – √2)/2

Triangles CBSE Class 10 MCQ Question No 42: 

ABC is an isosceles triangle right angled at B. Similar triangles ACD and ABE are constructed on sides AC and AB. Then, the ratio between the areas of triangles ABE and ACD.

Option A : 2 : 1

Option B : 3 : 2

Option C : 1 : 2

Option D : 2 : 3

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Option C : 1 ; 2

Triangles CBSE Class 10 MCQ Question No 43:

ABC is a right angled triangle right angled at A. A circle is inscribed in it the lengths of the two sides containing the right angle are 6 cm and 8 cm. Find the radius of the circle.

Option A : r = 4 cm

Option B : r = 2 cm

Option C : r = 6 cm

Option D : r = 3 cm

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Option B : 2 cm

Triangles CBSE Class 10 MCQ Question No 44:

Sides of two similar triangles are in the ratio 4 : 9. Areas of these triangles are in the ratio.

Option A : 2 : 3

Option B : 4 : 9

Option C : 81 : 16

Option D : 16 : 81

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Option D : 16 : 81

Triangles CBSE Class 10 MCQ Question No 45:

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

Option A : 4 : 5

Option B : 5 : 4

Option C : 3 : 2

Option D : 5 : 7

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Option A : 4 : 5

Triangles CBSE Class 10 MCQ Question No 46:

Two poles of height 6 m and 11 m stand vertically upright on a plane ground. If the distance between their foot is 12 m, the distance between their tops is

Option A : 12 m

Option B : 14 m

Option C : 13 m

Option D : 11 m

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Option C : 13 m

Triangles CBSE Class 10 MCQ Question No 47:

If ABC and DEF are similar triangles such that ∠A = 47 degrees and ∠E = 83 degrees. Then ∠C = 

Option A : 50 

Option B : 60

Option C : 70

Option D : 80

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Option B : 

Triangles CBSE Class 10 MCQ Question No 48:

If E is a point on side CA of an equilateral triangle ABC such that BE ⟂ CA, then AB2 + BC2 + CA2 is equal to

Option A : 2BE2 

Option B : 3BE2  

Option C : 4BE2 

Option D : 5BE2 

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Option C : 4BE2

Triangles CBSE Class 10 MCQ Question No 49:

A man goes 24 m due west and then 7 m due north. How far is he from the starting point?

Option A : 31 m

Option B : 17 m

Option C : 25 m

Option D : 26 m

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Option C : 25 m

Triangles CBSE Class 10 MCQ Question No 50:

In an equilateral triangle ABC, if AD ⟂ BC, then

Option A : 5AB2 = 4AD2

Option B : 3AB2 = 4AD2

Option C : 4AB2 = 3AD2

Option D : 2AB2 = 3AD2

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Option B : 3AB2 = 4AD2

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