हिंदी
सी.आई.एस.सी.ई.आईसीएसई ICSE Class 7

State, Whether the Pairs of Triangles Given in the Following Figures Are Congruent Or Not:

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प्रश्न

State, whether the pairs of triangles given in the following figures are congruent or not:

एक पंक्ति में उत्तर
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उत्तर

In these triangles, the corresponding three sides are equal.
Hence these are congruent triangles.
(S.S.S. Axiom)

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अध्याय 19: Congruency: Congruent Triangles - Exercise 19

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सेलिना Concise Mathematics [English] Class 7 ICSE
अध्याय 19 Congruency: Congruent Triangles
Exercise 19 | Q 1.4

संबंधित प्रश्न

In the following example, a pair of triangles is shown. Equal parts of triangle in each pair are marked with the same sign. Observe the figure and state the test by which the triangles in each pair are congruent.

 By ______ test

ΔPRQ ≅ ΔSTU


In the following example, a pair of triangles is shown. Equal parts of triangle in each pair are marked with the same sign. Observe the figure and state the test by which the triangle in each pair are congruent.

By ______ test

ΔLMN ≅ ΔPTR


In the following diagram, ABCD is a square and APB is an equilateral triangle.

(i) Prove that: ΔAPD≅ ΔBPC
(ii) Find the angles of ΔDPC.


The following figure has shown a triangle ABC in which AB = AC. M is a point on AB and N is a point on AC such that BM = CN.

Prove that: (i) BN = CM (ii) ΔBMC ≅ ΔCNB   


State, whether the pairs of triangles given in the following figures are congruent or not:


Which of the following pairs of triangles are congruent? Give reasons
ΔABC;(AB = 8cm,BC = 6cm,∠B = 100°);
ΔPQR;(PQ = 8cm,RP = 5cm,∠Q = 100°).


Which of the following pairs of triangles are congruent? Give reasons
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ΔXYZ;(∠Z = 60°,XY = 6cm,∠X = 70°).


If the perpendicular bisector of the sides of a triangle PQR meet at I, then prove that the line joining from P, Q, R to I are equal.


In ΔABC, AB = AC, BM and Cn are perpendiculars on AC and AB respectively. Prove that BM = CN.


Is it possible to construct a triangle with lengths of its sides as 4 cm, 3 cm and 7 cm? Give reason for your answer.


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