Question

find tv.
triangle with right angle at u, angle at v is 68 degrees, side vu is 2
write your answer as an integer or as a decimal rounded to the nearest tenth.
tv =
submit
work it out
not feeling ready yet? these can help:
find trigonometric functions of special angles
multiply radical expressions
solve proportions
lesson: trigonometric ratios

Explanation:

Step1: Identify adjacent side to angle V

Adjacent side = UV = 2

Step2: Use cosine ratio for angle V

$\cos(68^\circ) = \frac{UV}{TV}$
$TV = \frac{UV}{\cos(68^\circ)}$

Step3: Calculate TV value

$TV = \frac{2}{\cos(68^\circ)} \approx \frac{2}{0.3746} \approx 5.3$

Answer:

5.3