16-3 Measuring Angles

What kind of angle is this?

• Obtuse

• Acute

• Right

• Straight

Tags

CCSS.4.G.A.1

What type of angle is this?

• Obtuse

• Acute

• Straight

• Right

Tags

CCSS.4.G.A.1

What is the measure of this angle?

• 174

• 9

• 150

• 15

Tags

CCSS.4.MD.C.6

How many degrees is this angle?

Tags

CCSS.4.MD.C.6

How many degrees is this angle?

Tags

CCSS.4.MD.C.6

Mark used a protractor to measure the angle, and he said the angle was 75°. His answer is not correct. What mistake did he make?

• He used the wrong set of numbers to measure.

• He didn’t line up the vertex with the center of the protractor.

• He didn’t line up one ray of the angle with the bottom of the protractor.

• He didn’t make a mistake. The angle is 75°.

Tags

CCSS.4.MD.C.6

Xander used a protractor to measure the angle, and he said the angle was 161°. His answer is not correct. What mistake did he make?

• He used the wrong set of numbers to measure.

• He didn’t line up the vertex with the center of the protractor.

• He didn’t line up one ray of the angle with the bottom of the protractor.

• He didn’t make a mistake. The angle is 16°.

Tags

CCSS.4.MD.C.6