11/07/19

#### Use AB←→ and CD←→ to answer the question. AB←→ contains the points A(2,1) and B(3,4). CD←→ contains the points C(−2,−1) and D(1,−2). Is AB←→ perpendicular to CD←→? Why or why not?

its a geometry equation and frankly i dont understand a thing about geometry so if someone could pls explain how they got the answer that would be great

11/06/19

#### reduced fraction

A box contains 30 striped or solid paper clips: 8 are red, 3 are green, 5 are blue, 7 are blue and red, 3 are black, and 4 are white. One paper clip is chosen. A paper clip is black or white.

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