Chapter 12: Q12. (page 689)
Tell whether the angles are complementary, supplementary, or neither.
Short Answer
The pair of angles are supplementary to each other.
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Chapter 12: Q12. (page 689)
Tell whether the angles are complementary, supplementary, or neither.
The pair of angles are supplementary to each other.
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Use a compass and a straightedge to draw a segment whose length is the sum of the lengths of the given segments.

A transversal intersects lines and . If the corresponding angles are congruent, what can you conclude about lines and ?
In Exercise 3-6, match the description with correct value.
Sum of measures of interior angles of a convex heptagon.
Tell whether the angles are complementary, supplementary, or neither.
Let and be vertical angles. What their measures if they are complementary angles? supplementary angles?
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