If ar ( ABC ) = 49 cm2 and its height AD = 7cm, find BC
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Area of triangle=1/2*b*h=49
1/2*AD*BC=49
BC=49*2/7
BC=14 cm
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Answered by
19
Heya !
Here's your answer !!
_______________________
Area of a triangle ABC = 49 cm^2
Height ( AD ) = 7 cm
Therefore,
Base ( BC ) = ?
We know,
Area of a triangle = 1/2 × B × H
=> 49 = 1/2 × BC × AD
=> 49 = 1/2 × BC × 7
=> BC = 49 × 2/7
=> BC = 7 × 2
=> BC = 14 cm ANS
_________________________
Thanks !!
Here's your answer !!
_______________________
Area of a triangle ABC = 49 cm^2
Height ( AD ) = 7 cm
Therefore,
Base ( BC ) = ?
We know,
Area of a triangle = 1/2 × B × H
=> 49 = 1/2 × BC × AD
=> 49 = 1/2 × BC × 7
=> BC = 49 × 2/7
=> BC = 7 × 2
=> BC = 14 cm ANS
_________________________
Thanks !!
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