For what value of k will the following linear system have infinitely many solutions? 2a+b=-6, 6a+kb=-18

Which sentence describes why polygon mnop is congruent to polygon jklp? a. polygon jklp maps to polygon mnop through a translation. b. polygon jklp maps to polygon mnop through a rotation. c. polygon jklp maps to polygon mnop through a dilation. d. polygon jklp maps to polygon mnop through a stretch.

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

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