Math, asked by rathavaprachi, 6 months ago

The areas of two similar triangles ABC and DEF are 81 cm2 and 100 cm2 respectively. If EF = 5 cm,

then find BC.

Answers

Answered by rajv08844

0

Step-by-step explanation:

Answer

Since the triangles are similar .

ar(ΔDEF)ar(ΔABC)=(EFBC)28136=(6.9BC)296=6.9BCBC=96×6.9=4.6cm

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