角 Flashcards by Harry Xu | Brainscape

Q

A

锐角

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

A

直角

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

A

钝角

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

A

直角有直角符号，张口比直角小的是锐角，张口比直角大的是钝角，所以4、5是锐角；1、6、8是直角；2、3、7是钝角，共三个

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly