Law of Sines
Law of Cosine
Sine
Cosine
Tangent
100
What is sinA/a and sinB/b equal to?
sinC/c
100
What is missing from this equation?
+c^2-2ac cos B.
a^2
100
What is the reciprocal of the sine
cosecant
100
What is the reciprocal of the cosine?
Secant
100
Angle A Opposite = 48 Adjacent = 14 Hypotenuse = 50
24/7
200
What are the six parts of the triangle?
Angle A, Angle B, Angle C, Side a, Side b, and Side c.
200
How many equations are there for proving the Law of Cosines?
3 equations
200
Angle A: Opposite = 30 Adjacent = 16 Hypotenuse = 34 Sine A = ?
15/17
200
Angle A: Opposite = 40 Adjacent = 30 Hypotenuse = 50 Cosine (A) =
3/5
200
What is the reciprocal of the tangent
cotangent
300
What is the next step in this equation? sinA/a=sinB/b
Cross multiply.
300
What is the missing information? c^2=-2ab cos C.
a^2+b^2
300
Angle A: Opposite = 12 Adjacent = 9 Hypotenuse = 15
4/5
300
Angle A: Opposite = 14 Adjacent = 48 Hypotenuse = 50
24/25
300
Which value do you leave out when finding tangent?
hypotenuse
400
Find side c
15.87
400
Which case would be used to find the measurement of angle A?
a^2=b^2+c^2-2bc cos A
400
Angle X: Opposite = 16 Adjacent = 12 Hypotenuse = 20 Sine (X) = ?
4/5
400
Angle (C) Opposite = 48 Adjacent = 14 Hypotenuse = 50
7/25
400
The sides of a triangle are 30, 40 and 50. Which side would you NOT use when finding tangent?
50
500
What is the missing information? angle A=30, b=7, a=6, c=9, and angle C=81
Measurement of angle B.
500
fine side c
c = 6.67
500
How do you find the sine of an angle?
opposite/hypotenuse
500
How do you find cosine?
adjacent/hypotenuse
500
How do you find tangent?
opposite/adjacent