Question

If are (∆ ABC) = 64 cm² and height AD=4cm, its base BC =_________
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Answer 1

Answer:

32cm

Step-by-step explanation:

area of triangle =

$\frac{1}{2} base \times height \\ 64 = \frac{1}{2} \times 4 \times bc \\ bc = \frac{64 \times 2}{4} \\ bc = 32cm$

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