Select the correct answeSelect the correct answer. Which quadrilateral is the result of rotating quadrilateral ABCD 270° clockwise about the origin?

A.

B.

C.

D.

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Pretest: Transformations
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step-by-step explanation:

answer: (c) m∠qpo + (2x + 16)° = 180°

step-by-step explanation:

the opposite angles of a quadrilateral are supplementary.

so, ∠o + ∠q = 180°   and   ∠p + ∠r = 180°

since ∠r = 2x + 16°, we can use substitution as follows:

∠p + ∠r = 180°

∠p + (2x + 16)° = 180°

b. 153 students do not participate in sports and seventy-five 12th graders were surveyed