(i) IfAD = 3.8 cm, AE = 3.6cm,
BE = 2.1 cm and BC = 4.2 cm,
find DE
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Answer:
the answer is DE=2.8cm
Step-by-step explanation:
AB=AE+BE
3.6+2.1
=5.7cm
By Basic proportionality theorem
AD/AB=DE/BC
3.8/5.7=DE/4.2
DE=3.8/5.7*4.2
DE=2.8cm
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