Line and Angles

Which of the following is an obtuse angle?

• 80⁰

• 150⁰

• 190⁰

• 210°

Tags

CCSS.4.G.A.1

The conjugate angle for 145° is

• 25⁰

• 55⁰

• 215⁰

• 245⁰

In the diagram, POR is a straight line. Calculate the value of x.

• 15⁰

• 35⁰

• 95⁰

• 135⁰

Tags

CCSS.7.G.B.5

In the diagram, PQR is a straight line. Find the value of x.

• 5⁰

• 10⁰

• 20⁰

• 45⁰

Tags

CCSS.7.G.B.5

Jun Yi stands 8 meters from a box on the horizontal land. The angle of depression of the box from Jun Yi's eyes level is 45°. Which of the following diagrams represent the situation?

• 
• 
• 
• 

Tags

CCSS.HSG.SRT.C.8

Choose the correct answer.

• Acute angle

• Reflex angle

Tags

CCSS.4.G.A.1

What is the type of angles marked with x.

Tags

CCSS.4.G.A.1

In the diagram, points K, L and M are three points on the horizontal plane. Points G is directly above the point K.

Give the answer for angle of depression of point L from point G.

In the diagram, points K, L and M are three points on the horizontal plane. Points G is directly above the point K.

Give the answer for angle of elevation of point L from point G.

Tags

CCSS.HSG.SRT.C.8