contestada

The area of a trapezoid is found using
the formula A=12 h(b1+b2), where A is
the area, h is the height, and b1 and
b2are the lengths of the bases. What
is the area of a trapezoid with the
height of 12, b = x +1, and b = x + 3?

Respuesta :

Richu2k

Answer:

288x+576

Step-by-step explanation:

A=12×h(b1+b2)

A=12×12(x+1+x+3)

A=144(2x+4)

A=288x+576

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