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1 vote
Can someone help me do this with working pls

Can someone help me do this with working pls-example-1
User Amquack
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1 Answer

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∵ the two triangles are congruent

AB / AD = BC / DE
8/4 = 6/ DE
DE = 6 x 3 ÷ 8 = 3 cm
User Tien Duong
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