Justify each statement with a property from algebra or a property of congruence. 5. If m<A + m<B + m <C = 180 and m<C = 50. then m<A + m<B + 50 = 180. 6. If m<A + m<B + 50 = 180. then m<A + m <B = 130. 7. If 6x = 18. then.v = 3. 8. If AB = CD and CD = EF, then AB =~EF.
Justify each statement with a property from algebra or a property of congruence. 5. If m<A + m<B + m <C = 180 and m<C = 50. then m<A + m<B + 50 = 180. 6. If m<A + m<B + 50 = 180. then m<A + m <B = 130. 7. If 6x = 18. then.v = 3. 8. If AB = CD and CD = EF, then AB =~EF.
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter4: Quadrilaterals
Section4.CT: Test
Problem 6CT: Complete each statement: a If a quadrilateral has two pair of congruent adjacent sides, then the...
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Justify each statement with a property from algebra or a property of congruence.
5. If m<A + m<B + m <C = 180 and m<C = 50. then
m<A + m<B + 50 = 180.
6. If m<A + m<B + 50 = 180. then m<A + m <B = 130.
7. If 6x = 18. then.v = 3.
8. If AB = CD and CD = EF, then AB =~EF.
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