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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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How many solutions does the nonlinear system of equations graphed bellow have?
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Drag a statement or reason to each box to complete this proof. given: the measure of angle a c d eq...
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