Trig Functions
Find the missing Side: Theta = 37 Adjacent = 11 Hypotenuse = ?
cosine(37 degrees) = 0.80
What is 13.8?
In ΔGHI, g = 91 cm, h = 73 cm and i=73 cm. Find the measure of ∠G to the nearest 10th of a degree.
≈77.1∘
In ΔVWX, w = 55 inches, x = 26 inches and ∠V=103°. Find the length of v, to the nearest inch.
≈66
In ΔRST, s = 58 inches, ∠R=115° and ∠S=19°. Find the length of r, to the nearest 10th of an inch.
≈161.5
What is the ratio for cosine?
What is Adjacent over Hypotenuse?
Find the missing side: Theta = 32 Adjacent = 13 Opposite = x
tangent(32 degrees) = 0.62
What is 8.1?
In ΔVWX, v = 47 cm, w = 11 cm and x=38 cm. Find the measure of ∠W to the nearest 10th of a degree.
≈8.6∘
In ΔSTU, u = 84 inches, s = 13 inches and ∠T=165°. Find the length of t, to the nearest inch.
≈97
In ΔKLM, k = 480 cm, ∠M=80° and ∠K=39°. Find the length of m, to the nearest centimeter.
≈751
Find the missing side: Adjacent = x Theta = 60 Hypotenuse = 11
What is 5.5?
In ΔOPQ, o = 5.2 inches, p = 8.4 inches and q=8.7 inches. Find the measure of ∠Q to the nearest 10th of a degree.
≈75.5∘
In ΔSTU, s = 4.6 inches, t = 1.8 inches and ∠U=118°. Find the length of u, to the nearest 10th of an inch.
≈5.7
In ΔXYZ, z = 81 cm, ∠Y=139° and ∠Z=6°. Find the length of y, to the nearest 10th of a centimeter.
508.4
What is the mnemonic device for remembering the properties of the three trigonometric functions sine, cosine, and tangent?
What is SOH CAH TOA?
Find the missing side: Theta = 50.1 Adjacent = 5 Opposite = x
tangent(50.1 degrees) = 1.2
What is 6?
In ΔJKL, j = 890 cm, k = 260 cm and l=740 cm. Find the measure of ∠K to the nearest degree.
≈15∘
In ΔKLM, l = 2.4 inches, m = 4.2 inches and ∠K=159°. Find the length of k, to the nearest 10th of an inch.
≈6.5
In ΔGHI, h = 94 inches, ∠H=84° and ∠I=84°. Find the length of i, to the nearest 10th of an inch.
≈94
The number of sides and angles in a triangle.
3
Find the missing side: Theta = 41 Opposite = 4 Adjacent = x
tangent(41 degrees) = 0.87
What is 4.6?
In ΔEFG, e = 4.7 inches, f = 4.8 inches and g=3.6 inches. Find the measure of ∠E to the nearest 10th of a degree.
≈66.3∘
In ΔOPQ, o = 4.4 inches, p = 9.6 inches and ∠Q=89°. Find the length of q, to the nearest 10th of an inch.
≈10.5
In ΔKLM, l = 48 inches, ∠K=55° and ∠L=46°. Find the length of k, to the nearest inch.
≈55