yonasemmanuel13 yonasemmanuel13

24-06-2020
Mathematics

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One of the base for a trapezoid is 5in the other is unknown the height is 3in the area is 18in what is the other base.

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Аноним Аноним

24-06-2020

Answer:

7 inches

Step-by-step explanation:

formula for a trepezoid is 1/2(a+b)*h

1/2(5+x)X3=18 (now make x the subject)

(5+x)X3=36

5+x=12

x=7

so the other base is 7in

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