The area of a trapezoid is 18km squared, with bases 5 km and 7 km. what is the height, in kilometers?

1,589.63 in.^3

step-by-step explanation:

i hope this you : d

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c

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step-by-step explanation: