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Last Updated On 23-10-2022 - By Sara

The sides of a triangle are 3 cm, 4 cm and 5 cm. the area of the triangle formed by joining the mid-points of the sides of this triangle is

(a)

3/4

(b)

3/2

(c)

3

(d)

6


Question ID - 50087 :-

The sides of a triangle are 3 cm, 4 cm and 5 cm. the area of the triangle formed by joining the mid-points of the sides of this triangle is

(a)

3/4

(b)

3/2

(c)

3

(d)

6

1 Answer
5876 Votes
3537

Answer Key : (b) -

 

It is a right-angled triangle with base = 3 cm, height = 4 cm.

 

A = .

 

Area of req. triangle = .



Next Question :

If D, E and F are the mid-points of the sides of a ABC, the ratio of the areas of the triangles DEF and DCE is

(a)

1.1:1

(b)

1:1.1

(c)

1:1

(d)

0.9:1


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