What kind of angle is this?

A

obtuse

B

straight

C

right

D

acute

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What kind of angle is this?

A

obtuse

B

straight

C

right

D

acute

Prior Knowledge Check

What are lines that extend forever, and never cross, called?

What are lines that extend forever, and never cross, called?

What do you know about angles?

What kind of angle is this?

A

acute

B

obtuse

C

straight

D

right

What kind of angle is this?

A

obtuse

B

straight

C

right

D

acute

What kind of angle is this?

A

acute

B

obtuse

C

right

D

straight

Prior Knowledge Check

What are lines that extend forever, and never cross, called?

What are lines that extend forever, and never cross, called?

Lines that point in the same direction and never touch are called...

A

perpendicular

B

right

C

straight

D

parallel

What kind of angle is this?

A

acute

B

obtuse

C

right

D

straight

Lines that point in the same direction and never touch are called...

A

perpendicular

B

right

C

straight

D

parallel

Prior Knowledge Check

What are lines that extend forever, and never cross, called?

What are lines that extend forever, and never cross, called?

What kind of angle is this?

A

acute

B

obtuse

C

straight

D

right

What kind of angle is this?

A

obtuse

B

straight

C

right

D

acute

Match each of the angle names to their corresponding figure.

Supplementary Angles

Complementary Angles

Vertical Angles

What angle measures larger than 90 degrees?

Obtuse

Acute

Right

Straight

What kind of lines are these?

A

parallel

B

right

C

vertical

D

Perpendicular

Give a real life example of either a right, acute, or obtuse angle(s).