The three sides of a triangular field are 20 metres, 21 metres and 29 metres long respectively. The area of the field is :

The three sides of a triangular field are 20 metres, 21 metres and 29

1.	The three sides of a triangular field are 20 metres, 21 metres and 29 metres long respectively. The area of the field is :
A.	10 m2
B.	15 m2
C.	30 m2
D.	one of these
Answer» B. 15 m2

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The three sides of a triangular field are 20 metres, 21 metres and 29 metres long respectively. The area of the field is :

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