Write the Expression as the Sine, Cosine, or Tangent of an Angle

question 144

Multiple Choice

Write the expression as the sine, cosine, or tangent of an angle.
- $\cos 130 ^ { \circ } \cos 59 ^ { \circ } + \sin 130 ^ { \circ } \sin 59 ^ { \circ }$

• A) \(\sin 71 ^ { \circ }\)
• B) \(\cos 189 ^ { \circ }\)
• C) \(\cos 71 ^ { \circ }\)
• D) \(\sin 189 ^ { \circ }\)

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Definitions:

Husband-Coached Childbirth

A childbirth preparation method where the husband is trained to provide emotional and physical support to his partner during labor and delivery.

Lamaze Technique

A childbirth preparation method focusing on breathing patterns, relaxation, and coping strategies to decrease pain and facilitate labor.

Bradley Method

A birthing method that emphasizes natural childbirth and the active participation of a birth coach.

Cesarean Delivery

A surgical procedure used to deliver a baby through incisions in the abdomen and uterus, often when a vaginal delivery would put the baby or mother at risk.