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Classification of triangles based on sides

In Δ PQR , D ...

Question

In ΔPQR, D is the mid-point of .

is .

PD is .

Is QM = MR?

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Solution

(i) Altitude

(ii) Median

(iii) No

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Question 1
In $Δ$ PQR, D is the mid-point of $¯ ¯¯¯¯¯¯¯ ¯ Q R$
$¯ ¯¯¯¯¯¯¯¯ ¯ P M$ is ___
PD is ___
Is QM = MR?

Q. In the given figure,

S

T

are the mid-points of sides

P R

P Q

respectively of

Δ P Q R

(Δ P Q R) = 48 c m^{2}

(Δ T S Q)

.

Δ P Q R

are the mid points of side AB, BC and AC respectively. PQ and QR are joined. Prove that BRQP is a parallelogram.

Δ A B C \sim Δ P Q R

. M is the mid point of BC and N is the mid point of QR. If the area of

Δ P Q R

= 100 sq.cm. and the area of

= 144 sq.cm. If AM = 4cm, then PN is :

Δ A B C

, point P,Q and R are the mid points of the sides AB, BC and CA respectively. If area of

Δ A B C

is 32 sq units, then area of

Δ P Q R

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Classification of triangles based on sides

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