Mathematics Geometry

What is a point ?

• An exact location on plane is called a point.

• It extend in one direction only.

• It extends in both the directions.

What is a line ?

• It extends in one direction only.

• It extends in both directions with no endpoints.

What is a line segment ?

• It has a starting point and a ending point.

• It has a starting point and does not have a ending point.

What is a ray ?

• It has a starting point and a ending point.

• It has a starting point and does not have a ending point.

• It does not have a starting point and does not have a ending point.

Is this a right angle ?

• No

• Yes

How much does a right angle measures ?

• 88 degree

• 180 degree

• 90 degree

• 0 degree

Is this obtuse angle.

• Yes

• No

Is this acute angle ?

• Yes

• No

Is this obtuse angle ?

• Yes

• No

How much does a obtuse angle measure?

• 90 degree to 180 degree

• 180 degree to 0 degree

• 0 degree to 180 degree

• 20 degree to 40 degree