riverjohnathno riverjohnathno

08-02-2021
Mathematics

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Given that is the midpoint of AB and E is the midpoint of AC, AD =32cm, AE=19cm, and DE=39cm, determine the perimeter of DBCE

Given that is the midpoint of AB and E is the midpoint of AC AD 32cm AE19cm and DE39cm determine the perimeter of DBCE class=

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Аноним Аноним

08-02-2021

Answer:

since triangle AED similar to ACB

CE=19cm mid point bisect it

BD=32Cm mid point bisect it

Step-by-step explanation:

BC=2DE=2×39=78Cm

perimeter=sum of all side=ce+de+bd+bc=19+39+32+78=168cm
therefore perimeter of DBCE=168Cm

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