4) 20x + 16 y=-8 - 10x - 8y=8
1 answer:
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Check the picture below.
so is really just a thick trapezoid, or namely a trapezoidal prism 5 inches thick.
so if we just get the area of the trapezoidal face and multiply by the thickness, we'd get it's volume
(x, y) = ( cos 45, sin 45) =
The correct option is A
