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2.5 Class Quiz 22: Trigonometry 2
Quiz by Ms Choi
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
In the figure, PQ =
kcos x
ksin x
In the figure, find x, correct tothe nearest degree.
30°
41°
27°
21°
In the figure, PQ =
In the figure, find x, correct tothe nearest degree.
In the figure, x =
Whenan acute angle x increases, which of thefollowing is/are true?
I. The value of sin x increases.
II. The value of cos x increases.
III. The value of tan x decreases.
Forany acute angle q, which of the following must betrue?
I. The value of sin q is smaller than 1.
II. The value of cos q is smaller than 1.
III. The value of tan q is smaller than 1.
Refer to the figure. tan x =
Kenny is flying a kite on a stone platform. At one moment, the stretched string of length 35 m makes an angle of 30° withthe horizontal, while the kite is 20 m above the ground. Find the height of Kenny’s hands above the ground.
If 2 sin q = sin 70° − sin 40°, find q, correct to the nearest 0.1°.
In the figure, 6PR = 5PQ. Find q, correct to the nearest degree.
