Question

In a rectangle ABCD, E is a point on AB such that AE = 2/3 AB. If AB = 6 km and AD = 3 km, then find DE.

Answer 1

Given: in pics..

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Answer 2

Answer:

Step-by-step explanation:

Hope this helps

AE=2/3AB (given)

=2/3×600000cm

=400000cm

DE=ROOT{(400000)2 +(300000)2}

=ROOT{160000000000+90000000000

}

=ROOT{25000000000}

=5×10,000

=5KM

HENCE DE IS 5KM

hope i am brainlist