7th grade Geometry help needed | Mathematics | Page 1

lament hull Feb 19, 2023, 2:58 PM

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I’ve done a)
I just can’t find how to do b)

dense cove Feb 19, 2023, 3:09 PM

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DF | | BE
<DFC = <AEB
<DCF = <EAB
so triangles ABE and CDF are similar, and CD = AB, so congruent

lament hull Feb 19, 2023, 3:13 PM

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but we haven’t learnt | | yet

dense cove Feb 19, 2023, 3:17 PM

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is the figure a parallelogram?

lament hull Feb 19, 2023, 3:18 PM

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I think so but we haven’t learnt that figure so we’re not allowed to use anything we know about parallelogram
We’re on the topic of Triangles

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We have 3 rules of which two triangles can be = to each other

#7th grade Geometry help needed