Q61 of 131 Page 226

State whether the statements are True or False.

All parallelograms having equal areas have same perimeters.

False
It is not necessary that all parallelograms having equal areas have same perimeters as their base and height may be different.


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59

State whether the statements are True or False.

If perimeter of two parallelograms are equal, then their areas are also equal.

 60

State whether the statements are True or False.

All congruent triangles are equal in area.

 62

State whether the statements are True or False.

Observe all the four triangles FAB, EAB, DAB and CAB as shown in Fig. 9.28:



All triangles have the same base and the same altitude.

 63

State whether the statements are True or False.

Observe all the four triangles FAB, EAB, DAB and CAB as shown in Fig. 9.28:



All triangles are congruent.