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WorksheetsQuiz #1 Trigonometry
Total questions: 20
Worksheet time: 15mins
In this right triangle, sin θ is equal to
53
43
34
35
In the mnemonics, SOH – CAH – TOA, CAH is the formula for
sine
cosine
cosecant
tangent
Identify the adjacent in this right triangle.
AB
BC
AC
Identify the hypotenuse in this right triangle.
AB
AC
BC
Identify the reference angle in this right triangle.
∠A
∠B
∠C
Identify the reference angle in this right triangle.
∠A
∠B
∠C
This symbol means "theta" or reference angle.
σ
θ
∠
°
The side of a right triangle opposite to the 90o angle is called the
hypotenuse
reference angle
opposite
adjacent
Pythagorean Theorem, a2+b2=c2 , is used to find the length of any side of a right triangle
True
False
CONVERT INTO DEGREE-MINUTE-SECOND (DMS)
45.390 °
45 ° 3'90"
45 ° 23'24"
45 ° 23'90"
45 ° 3'24"
If cotθ = -4/3, then tanθ is equal to -3/4.
True
False
If sinθ = 5/13, then cscθ is equal to 13/5.
True
False
Write sine 40 degree as it's consumption been cosine is 50 degree.
False
True
Write cot 45⁰ as its conduction. Then it equal to tan 45⁰.
True
False
Write cosA as it's confunction. Then it equal to sinA
True
False
What are the three identities of Trigonometry?
What are the eight basic trigonometric identities?
What is the basic rule of Trigonometry?
What are the important angles in trigonometry?
What are the four main parts in unit circle?
