Acute, Right, and Obtuse Angles

What degree is a Right Angle?

• 90 degrees

• 180 degrees

• 45 degrees

Tags

CCSS.4.G.A.1

What angles measurement is between 0 and 90 degrees?

• Right angle

• Acute Angle

• Obtuse Angle

Tags

CCSS.4.G.A.1

An obtuse angle is...

• greater than 90 degrees but less than 180 degrees

• 90 degrees

• 45 degrees

• 180 degrees

Tags

CCSS.4.G.A.1

Name the angle

• obtuse

• straight

• right

• acute

Tags

CCSS.4.G.A.1

choose the acute angle

• 
• 
• 

Tags

CCSS.4.G.A.1

Based on the image what angles are show? (they are all the same angle)

• acute

• obtuse

• right

Tags

CCSS.4.G.A.1

What items can be identified that we see every day can be seen as a right angle?

Multiple answers

• doors

• windows

• stairs

• picture frame

Tags

CCSS.3.G.A.1

What does a right angle look like? Draw the angle below

Tags

CCSS.4.G.A.1

What does an acute angle look like? Draw the angle below

Tags

CCSS.8.G.A.5

What does an obtuse angle look like? Draw the angle below

Tags

CCSS.4.G.A.2