## Given that a,b,c are the sides of a triangle ABC which is right angled at C, then the minimum value of ( c/a+c/b )^2 is

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In this question we have to find the minimum value of (c/a+c/b)^2 if the sides of a triangle ABC are ...Read more

## Let s denote the semi-perimeter of a triangle ABC in which BC = a, CA = b, AB = c. If a circle touches the sides BC, CA, AB at D, E, F, respectively, prove that BD = s – b.

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Well this is a very confusing question i really don’t have any idea how to solve this one, what formula ...Read more

## D and E are the points on sides BC, CA and AB respectively. of a ΔABC such that AD bisects ∠A, BE bisects ∠B and CF bisects ∠C. If AB = 5 cm, BC = 8 cm, and CA = 4 cm, determine AF, CE, and BD.

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Question extracted from RD sharma of class 10th, Chapter no. 4 Chapter name:- Triangles Exercise :- 4.3 This is very ...Read more

## In ΔABC, if ∠1 = ∠2, Prove that, AB/AC = BD/CD

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Question extracted from RD sharma of class 10th, Chapter no. 4 Chapter name:- Triangles Exercise :- 4.3 This is very ...Read more

## In s triangle ABC AD bisects ∠A, AB = 12 cm, AC = 20 cm, and BD = 5 cm, determine CD.

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Question extracted from RD sharma of class 10th, Chapter no. 4 Chapter name:- Triangles Exercise :- 4.3 This is very ...Read more

## Check whether AD is the bisector of ∠A of ΔABC in each of the following: AB = 5 cm, AC = 12 cm, BD = 2.5 cm and BC = 9 cm

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Question drawn from very renowned book RD sharma of class 10th, Chapter no. 4 Chapter name:- Triangles Exercise :- 4.3Read more

## Check whether AD is the bisector of ∠A of ΔABC in each of the following:AB = 6 cm, AC = 8 cm, BD = 1.5 cm and CD = 2 cm

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Question extracted from RD sharma of class 10th, Chapter no. 4 Chapter name:- Triangles Exercise :- 4.3 This is very ...Read more

## Check whether AD is the bisector of ∠A of ΔABC in each of the following: AB = 8 cm, AC = 24 cm, BD = 6 cm and BC = 24 cm

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Question taken from RD sharma Class 10th Chapter no. 4 Chapter name:- Triangles Exercise :- 4.3 This is very basic ...Read more

## Check whether AD is the bisector of ∠A of ΔABC in each of the following. AB = 4 cm, AC = 6 cm, BD = 1.6 cm and CD = 2.4 cm

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Question extracted from RD sharma of class 10th, Chapter no. 4 Chapter name:- Triangles Exercise :- 4.3 This is very ...Read more

## Check whether AD is the bisector of ∠A of ΔABC in each of the following: AB = 5 cm, AC = 10 cm, BD = 1.5 cm and CD = 3.5 cm

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Question taken from RD sharma Class 10th Chapter no. 4 Chapter name:- Triangles Exercise :- 4.3 This is very basic ...Read more