Mathematics

Mathematics, 04.07.2019 09:00, npatony

If a triangle contains an obtuse angle, then it must be oblique. true or false

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Mathematics, 27.06.2019 18:20, lex2556

If triangle def has a 90° angle at vertex e, which statements are true? check all that apply. triangle def is an obtuse triangle. the angle at vertex d is acute. the angle at vertex f is obtuse. triangle def is a right triangle. the angle at vertex d is obtuse.

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Mathematics, 08.07.2019 08:30, spyderpunch69

Drag a statement or reason to each box to complete this proof. given: the measure of angle a c d equals 60 degrees. prove: triangle a b c is an obtuse triangle. art: a triangle a b c. side b c of the triangle is extended as a ray through point d. statements reasons 1. m∠acd=60° given 2. ∠acd and ∠acb are supplementary. 3. m∠acd+m∠acb=180° definition of supplementary angles 4. substitution property of equality 5. subtraction property of equality 6. ∠acb is an obtuse angle. 7. △abc is an obtuse triangle. definition of obtuse triangle a. m∠acb=120° b. 60°+m∠acb=180° c. definition of obtuse angle d. linear pair postulate

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Mathematics, 17.07.2019 15:00, NathanaelLopez

If triangle def has a 90° angle at a vertex of e, which statements are true? check all that apply triangle def is an obtuse triangle the angle at vertex d is acute the angle of vertex f is obtuse triangle def is a right triangle the angle at vertex d is obtuse

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Mathematics, 23.07.2019 15:30, lizredrose5

An oblique triangle in which two sides and an angle are given always results in at least one triangle. true or false

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If a triangle contains an obtuse angle, then it must be oblique. true or false...

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