Trigonometry Quiz

What does the word 'trigonometry' mean?

• Measurement of triangles

• Measurement of lines

• Measurement of circles

• Measurement of squares

How is an angle determined?

• By rotating a line

• By rotating a ray

• By rotating a triangle

• By rotating a circle

What is the initial side of an angle?

• The vertex of the angle

• The endpoint of the ray

• The position after rotation of the ray

• The starting position of the ray

What is the measure of an angle in radians for a full revolution?

• π

• 2π

• 3π

• 4π

What is the measure of an angle in degrees for a full revolution?

• 180°

• 450°

• 270°

• 360°

What is the relationship between degrees and radians?

• 180° = π rad

• 45° = π/4 rad

• 360° = 2π rad

• 90° = π/2 rad

What is the formula to measure arc length along a circle?

• s = rθ

• s = r/θ

• s = r + θ

• s = r - θ

What is the region bounded by two radii of the circle and their intercepted arc called?

• Chord

• Segment

• Quadrant

• Sector

What is the measure of an angle in radians for a half revolution?

• π

• 4π

• 2π

• 3π

What is the measure of an angle in degrees for a half revolution?

• 270°

• 450°

• 180°

• 360°