rayvonbarrios rayvonbarrios
  • 12-02-2019
  • Mathematics
contestada

If the son 30= 1/2 then the cos 60 = ____

Respuesta :

jimrgrant1 jimrgrant1
  • 12-02-2019

Answer:

cos60° = [tex]\frac{1}{2}[/tex]

Step-by-step explanation:

Using the cofunction identity

• cos(90 - x)° = sinx°, hence

sin30° = cos(90 - 30)° = cos60° = [tex]\frac{1}{2}[/tex]

Answer Link

Otras preguntas

An equilateral triangle has a perimeter of 18cm. What is the length of one of its sides?
What is the slope-intercept form of 8x - y - 6 = 0? Can anyone explain how to make it step by step?
how did english culture influence chaucer?
What energy source do plants use to produce sugar?
peter made two transactions today at his bank. what can the sum -47.27 plus 598= 550.73  mean in terms of peters bank account? i need help!!
how did english culture influence chaucer?
Inside which portion of a cell does translation take place? A. The endoplasmic reticulum B. The nucleus C. The cytosol D. The Golgi complex E. The cell membrane
Which statement about the Islamic Golden Age is a fact rather than an opinion? (1) Islamic medicine was more advanced than Chinese medicine. (2) Poetry and lite
what were dr seuss strengths and struggles
how do I factor this polynomial? q^2-121