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Yr10 Trigonometry Flashcards | StudBud
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Yr10 Trigonometry
Yr10 Trigonometry
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1
What are the three ratios used in trigonometry?
sin, cos, tan
a2 + b2 = c2
sos, can, tin
2
what is a mnemonic for the trigonometric functions
SOH COA TAH
SHO CAH TAO
SOH CAH TOA
SAO COH TAH
3
For the triangle below, decide which trigonometric ratio (i.e. sin, cos or tan) you would use?
Tan
Cos
Nat
Sin
4
For the triangle below, decide which trigonometric ratio (i.e. sin, cos or tan) you would use?
Nat
Cos
Sin
Tan
5
Which trigonometry ratio would you use to calculate x?
sin
cos
tan
Pythagoras
6
Which of the options below
is
a trigonometric ratio?
Adjacent
Tangent
Opposite
Hypotenuse
7
Find the value of each trigonometric ratio.
\frac{48}{50}
\frac{7}{25}
\frac{7}{24}
\frac{24}{25}
8
The value of x in this triangle is:
2 ÷ cos 60°
2 × cos 60°
2 ÷ sin 60°
2 × tan 60°
9
Determine whether this triangle shown contains a right angle.
True
False
10
The angle θ in this triangle is:
none of the above
30°
60°
26.57°
11
Which side is the adjacent to θ in this triangle?
AB
AC
None of above
BC
