Q5 of 14 Page 149

In the figure, the two triangles are congruent. The corresponding parts are marked. We can write ?


From the above given figures,


It can be observed that:


∠RAT = ∠WON


∠ART = ∠OWN


AR = OW


∴ By ASA congruence criterion



More from this chapter

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3

You have to show that . In the following proof, supply the missing reasons.
























Steps



Reason



(i) PM = QM



(i)…



(ii) ∠PMA =∠QMA



(ii)…



(iii) AM = AM



(iii)…



(iv)



(iv)…


 4

In ABC, ∠A = 30o, ∠B = 40o and ∠C = 110o. In, ∠P = 30o, ∠Q = 40o and ∠R = 110o. A student says that by AAA congruence criterion. Is he justified? Why or why not?

 6

Complete the congruence statement:

?

?

 7

In a squared sheet, draw two triangles of equal areas such that:

(i) The triangles are congruent.


(ii) The triangles are not congruent.


What can you say about their perimeters?