Using \(\bigtriangleup\)XYZ in the figure, find XYZ
29o
31o
31o 20'
31o 18'
Correct answer is C
\(\frac{\sin y}{3} = \frac{\sin 120^o}{5}\)
sin 120o = sin 60o
5 sin y = 3 sin 60o
sin y = \(\frac{3 \sin 60^o}{5}\)
\(\frac{3 \times 0.866}{5}\)
= \(\frac{2.598}{5}\)
y = sin-1 0.5196 = 30o 18'
Similar Questions
Sin 60° has the same value as I. Sin 120° II. cos 240° III. -sin 150° IV. cos 2...
Which of the following angular inequalities defines an obtuse angle? ...
Find the value of log\(_{10}\)\(\frac{1}{40}\), given that log10\(_4\) = 0.6021...
In the diagram, IG is parallel to JE, JEF = 120o and FHG = 130o, fins the angle marked t...
The pie chart above shows the monthly distribution of a man's salary on food items. If he spent ...
Find the mean deviation of 20, 25, 21, 27, 28, 29, to the nearest whole number ...
8, 18, 10,14, 18, 11, 13, 14, 13, 17, 15, 8, 16, and 13 The following are scores obtained by some...