katueslater katueslater
  • 18-06-2020
  • Mathematics
contestada

using trigonometry calculate the value of x to 3 significant figures

using trigonometry calculate the value of x to 3 significant figures class=

Respuesta :

jimrgrant1 jimrgrant1
  • 18-06-2020

Answer:

x ≈ 27.7 cm

Step-by-step explanation:

Using the sine ratio in the right triangle, that is

sin60° = [tex]\frac{opposite}{hypotenuse}[/tex] = [tex]\frac{x}{12}[/tex] ( multiply both sides by 12 )

12 × sin60° = x , thus

x ≈ 27.7 cm ( to 3 significant figures )

Answer Link

Otras preguntas

How to solve systems of equations: 4x+5y=11                                                     2x+6y=16          show steps plz
Explain why $64,480 per year and $1,240 per week are equal rates.
How did Charlemagne blend Roman, German, and Christian traditions? In the early middle ages.
Are $64,480 per year and $1,240 per week both unit rates?
(1+sin y)(1+sin (-y))=cos^2 y)
anita has two sisters and three brothers. the mean of all their ages is 6 years. what will their mean age be 10 years from now?twenty years from now?
Many economists believe that since resources are scarce and since human desires cannot all be -------, a method of ------- is needed. (A) indulged . . apport
what is polygenic inheritance
33 is 90% of what number
What does she completely lost her head mean ????