48.

adjacent

49.

The cosine function is the ratio of the side ADJACENT to the hypotenuse.

Stated

(hyp). Complete the following formula: cos θ =

cos θ = adj

49.

hyp

50.

The cosine function is the ratio of the length of the "side adjacent to the length of the

hypotenuse. This relationship remains the same as long as the angle does not change.

Solve for cos θ in the following triangles:

cos θ1 = _______

cos θ2 = _______

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