4.7CDE REVIEW

What is the measure of this angle?

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4.7.C

What is the measure of angle N to the nearest degree?

• 170 degrees

• 50 degrees

• 120 degrees

• 10 degrees

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4.7.C

_{What is the measure of the following angle?}

• 125 degrees.

• 180 degrees.

• 142 degrees.

• 97 degrees.

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4.7.C

Which of the following books is open 180°?

• 
• 
• 
• 

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4.6.A

_{What is the measure of the following angle?}

• 120 degrees.

• 170 degrees.

• 60 degres.

• 10 degrees.

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4.7.C

• 70°, because 50° plus 20° equals 70°

• 150°, because 130° plus 20° equals 150°

• 30°, because 160° minus 130° equals 30°

• 110°, because 160° minus 50° equals 110°

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4.7.C

What is the measure of the unknown angle ABD? Angle ABC is a right angle.

• 80º

• 105º

• 165º

• 75º

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4.7.E

Which equation can you use to find the m∠WRT?

• 84°+ 69°=■

• 84°− 69°=■

• 84°× 69°=■

• 180°−153°=■

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4.7.E

Angle HIJ and angle HIK have a combined measure of 180 degrees. The measure of angle HIJ is 35 degrees. What is the measure of angle HIK in degrees?

• 155 degrees

• 145 degrees

• 215 degrees

• 165 degrees

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4.7.E

Carol cut a triangle out of a rectangular tile to make a mosaic.

What is the measure of angle XYW in the piece leftover?

• 180º

• 45º

• 150º

• 60º

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4.7.E