Identify and use special pairs of angles Identify

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 • Identify and use special pairs of angles. • Identify perpendicular lines.

• Identify and use special pairs of angles. • Identify perpendicular lines.

Content Standards Preparation for G. SRT. 7 Explain and use the relationship between the

Content Standards Preparation for G. SRT. 7 Explain and use the relationship between the sine and cosine of complementary angles. Mathematical Practices 2 Reason abstractly and quantitatively. 3 Construct viable arguments and critique the reasoning of others.

 • adjacent angles • linear pair • vertical angles • complementary angles •

• adjacent angles • linear pair • vertical angles • complementary angles • supplementary angles • perpendicular

Identify Angle Pairs A. ROADWAYS Name an angle pair that satisfies the condition two

Identify Angle Pairs A. ROADWAYS Name an angle pair that satisfies the condition two angles that form a linear pair. A linear pair is a pair of adjacent angles whose noncommon sides are opposite rays. B. ROADWAYS Name an angle pair that satisfies the condition two acute vertical angles.

A. Name two adjacent angles whose sum is less than 90. B. Name two

A. Name two adjacent angles whose sum is less than 90. B. Name two acute vertical angles.

Angle Measure ALGEBRA Find the measures of two supplementary angles if the measure of

Angle Measure ALGEBRA Find the measures of two supplementary angles if the measure of one angle is 6 less than five times the measure of the other angle. ALGEBRA Find the measures of two complementary angles if one angle measures six degrees less than five times the measure of the other.

Perpendicular Lines ALGEBRA Find x and y so that KO and HM are perpendicular.

Perpendicular Lines ALGEBRA Find x and y so that KO and HM are perpendicular.

Interpret Figures Determine whether the following statement can be justified from the figure below.

Interpret Figures Determine whether the following statement can be justified from the figure below. Explain. A. m VYT = 90 B. TYW and TYU are supplementary. C. VYW and TYS are adjacent angles.

A. Determine whether the statement m XAY = 90 can be assumed from the

A. Determine whether the statement m XAY = 90 can be assumed from the figure. B. Determine whether the statement TAU is complementary to UAY can be assumed from the figure.

Homework Page 51 (8 -17, 19 -26, 29)

Homework Page 51 (8 -17, 19 -26, 29)