exaplain with herons formula
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Total area of aeroplane
area1 + area2 + area3 + area4 + area 5
3/4root11 + 6.5 + 3 root3/4 + 4.5 + 4.5
15.5 + 3/4root11 + 3root3/4 cm square.
area1 + area2 + area3 + area4 + area 5
3/4root11 + 6.5 + 3 root3/4 + 4.5 + 4.5
15.5 + 3/4root11 + 3root3/4 cm square.
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