Page 38 - Math Course 3 (Book 2)
P. 38
Properties of Trapezoids
Skill Practice!
COORDINATE GEOMETRY ABCD is a quadrilateral with vertices A(–4, –3), B(3, –3), C(6, 4), D(–7, 4).
1. Verify that ABCD is a trapezoid.
2. Determine whether ABCD is an isosceles trapezoid. Explain.
COORDINATE GEOMETRY EFGH is a quadrilateral with vertices E(1, 3), F(5, 0), G(8, –5), H(–4, 4).
3. Verify that EFGH is a trapezoid.
4. Determine whether EFGH is an isosceles trapezoid. Explain.
COORDINATE GEOMETRY LMNP is a quadrilateral with vertices L(–1, 3), M(–4, 1), N(–6, 3), P(0, 7).
5. Verify that LMNP is a trapezoid.
6. Determine whether LMNP is an isosceles trapezoid. Explain.
ALGEBRA Find the missing measure(s) for the given trapezoid.
7. For trapezoid HJKL, S and T are midpoints of the 8. For trapezoid WXYZ, P and Q are midpoints of the
legs. Find HJ. legs. Find WX.
9. For trapezoid DEFG, T and U are midpoints of the 10. For isosceles trapezoid QRST, find the length of
legs. Find TU, m∠E and m∠G. the median, m∠Q, and m∠S.
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