Exact value(day1) : Radians

Front

What is the exact value of sin(π/4)?

Back

√2/2

Front

What is the exact value of cos(5π/6)?

Back

-√3/2

Front

What is the exact value of cos(4π/3)?

Back

-1/2

Front

What is the exact value of tan(π)?

Back

0

Front

What is the exact value of sin(7π/6)?

Back

-1/2

Front

Define radians in relation to degrees.

Back

Radians are a unit of angular measure where 1 radian is the angle subtended at the center of a circle by an arc equal in length to the radius of the circle.

Front

How many radians are in a full circle?

Back

2π radians.

Front

What is the relationship between degrees and radians?

Back

To convert degrees to radians, multiply by π/180.

Front

What is the exact value of sin(0)?

Back

0

Front

What is the exact value of cos(0)?

Back

1