In triangle ABC DE paralle BC if AD=5CM BD=7CM BC =18CM find the length of AE
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Step-by-step explanation:
Given :
In ∆ ABC
DE || BC
AD = 5 cm
BD = 7 cm
BC = 18 cm
Find :
Length of AE
Solution :
In ∆ ABC
DE || BC ( Given )
Therefore AD / AB = AE / AC
Putting Value Side
5/12 = AE / 18
5/12 × 18 = AE
15/2 = AE
AE = 15/2
AE = 7.5 cm
Some Important Properties In Triangle
The Side Opposite to equal angel Of a triangle are equal
The Sum Of any two side of a triangle is greater than the third side
If two side of a triangle are unequal , the angle opposite to the longer side is larger
In any Triangle , the side opposite to the larger ( greater ) Angle Is longer
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