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Subject :IMO    Class : Class 7

The lengths of the sides of a triangle are 5 m, 1.2 decametre and 130 dm. Then its area is ______.

A 24 m2
B 30 m2
C 48 m2
D 40 m2


Ans 1:

Class : Class 9
30sqm

Ans 2:

Class : Class 8
Please explain the procedure of this question

Ans 3:

Class : Class 9
Class 6 B. 30sqm

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