find there base
step by step give answer
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Area of a triangle=1/2×base× altitude
(i)50=1/2×base×8
Base=50/4=12.5 cm
(ii)Here ,area=16 hectres =1600000000 cm^2
Height= 40dm = 400 cm
1600000000=1/2 ×base ×400
Base=1600000000/200
=8 000 000 cm.
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