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Subjects
Mathematics State Board
Class 9
Mensuration
Heron's formula
8.
Calculate the area of the digital board
Exercise condition:
3
m.
There is a triangular digital board in a road with a message
"WEAR HELMET, KEEP YOUR HEAD SAFE"
. If the sides of the board are
6
\(m\)
,
8
\(m\)
and
10
\(m\)
, find the area of the digital board.
Area of the digital board
\(=\)
\(m\)
\(^2\)
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