63.

On the vector diagram below, you are given the values for the y

vector (side opposite) and the r vector (hypotenuse).

How many degrees are in

?

Use function formula:

Substitute in values: sin θ = _____

sin θ = _____

Solve problem:

Use trig tables:

= _____

63.

64.

This time, you are given values for the x vector (side adjacent) and

the r vector.

: (Remember Right angles to the nearest 1/2.

Solve for

Use function formula:cos

cos θ = ______

Substitute in values:

cos θ = _____

Solve problem:

Use trig tables:

= ______

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