Quiz #1 (5.1-5.2)

If D, E, and F are midpoints of the sides of ΔABC, find the perimeter of ΔABC.

(sample answer: 1,2,3 no spaces)

MN is a midsegment. Find MN.

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ST is a midsegment. Find m∠PST.

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If JK ≅ KL, find JL.

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SQ is an angle bisector Find QR.

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QR, RS, and QS are midsegments. Find the perimeter of △MNP.

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DE is a midsegment. Find m∠ACB.

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Determine if S could lie on the perpendicular bisector of QR with the given coordinates.

Q(-5, -1), R(3, 7), S(4, -2)

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WZ is an angle bisector. Find m∠YWX.

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What is a theorem?