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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

High School Mathematics - 2
10.18 Trignometry Review

Function 0o 30456090
sin 0/2 1/22/23/24/2
cos 4/2 3/22/21/20
tan 0 3/313undefined
sec 1 23/322undefined
csc undefined 2223/31
cot undefined 313/30

sin cos tan
0 0 1 0
90 1 0 infinity
180 0 -1 0
270 -1 0 infinity




Functions of angles in all quadrants in terms of those in quadrant 1
-A 900 A
P/2 A
1800 A
P A
2700 A
3P/2 A
3600 A
2P A
sin -sinA cos A sin A -cosA sin A
cos cos A sin A -cos A sin A cos A
tan -tan A cot A tan A cot A tan A
csc -csc A sec A csc A -sec A csc A
sec sec A csc A -sec A csc A sec A
cot -cot A tan A cot A tan A cot A

Q 1: Find the angle in radian through which a pendulum swings if its length is 75 cm and the tip describes an arc of length 15 cm
1/5
1/3
2/5

Q 2: A wheel makes 360 revolutions in one minute. Through how many radians does it turn in one second?
5/3
4/6
12

Q 3: If the shadow of a tower is 30 metres, when the sun's altitude is 30o, what is the length of the shadow when the sun's altitude is 60o?
Answer:

Q 4: In triangle ABC, if b = 6, c = 4, cos A = 1/12, find a
4
4.31/2
31/2

Q 5: In triangle ABC, a = 8.4 cm, b = 7.6 cm and c = 9.2 cm. Calculate the area of triangle ABC.
50 sq. cm
45 sq cm
30 sq cm

Q 6: If tan C = 11, find sin C. cos C.
Answer:

Q 7: In a circle of diamter 40 cm, the length of a chord is 20 cm. Find the length of the minor arc of the chord.
/3
20/3
5/3

Q 8: Find the radian measure corresponding to -37o30l.
-5/4
-5/24
-5/8

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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