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geometric terms

Study Slideshow

What type of angle is this?

straight angle

15

What type of angle is this?

acute angle

15

What type of angle is this?

obtuse angle

15

What type of angle is this?

right angle

15

Which angle measures less than 90 degrees?

acute angle

15

Which angle measures more than 90 degrees but less than 180 degrees?

obtuse angle

15

Which angle measures exactly 180 degrees?

straight angle

15

Which angle measures exactly 90 degrees?

right angle

15

An exact location in space

point

15

A part of a line with two endpoints

line segment

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A part of a line with one endpoint (goes on in ONE DIRECTION)

ray

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a straight path that goes on in both directions

line

15

How many degrees are in a circle?

360 degrees

15

What is the unit angle for a circle?

1 degree (1/360)

15

How many degrees are in 1/4 of a circle?

90 degrees

20

How many degrees are in 1/2 of a circle?

180 degrees

20