Unit 5 Review

Law of Sines

100

Angle A = 82 degrees

Angle B = 27 degrees

Side a = 12.

Find side b (Round to the tenth). 

b = 5.5

200

Angle A = 19 degrees

side a = 10.2

side b=8.8.

Find Angle B (to the nearest full degree).

B = 16 degrees

300

Angle C = 84 degrees. 

Angle B = 28 degrees.

Side c = 20.

Find Angle A, side a, and side b.

Angle A = 68 degrees

side a = 18.7

side b = 9.4

Ambiguous Case

100

Determine the number of triangles if 

a = 10, b = 18, Angle A = 44 degrees.

Zero Triangles. 

h = 12.5, so a<h.

200

Determine the number of triangles if 

a= 26, b=24, Angle A = 111. Find all possible triangles. 

One Triangle. 

Angle B: 60 degrees

Angle C: 9 degrees

side c: 4.4

300

Determine the number of triangles if a=12, b=14, Angle A=42 degrees. Find all possible triangles. 

Two Triangles: h<a<b.

Triangle 1: B = 51 degrees, C = 87 degrees, c=17.9.

Triangle 2: B=129 degrees, C= 9 degrees, c=2.8

Law of Cosines

100

Find angle C if 

a=12, b=11, c=14

C = 76 degrees

200

Find side b if 

c=27, a=19, Angle B=120 degrees.

Round to the hundreth.

b=40.04

300

Find all missing sides and angles for triangle ABC if a=11, b=18, angle C=29 degrees.

side c: 9.9

Angle B = 62 degrees

Angle A: 89 degrees

Area of a Triangle

100

Find the area of a triangle ABC if AB=40, BC=15, angle B=40 degrees.

A=86.8 units²

200

Find the area of a triangle FGH if f=20cm, g=37cm, c=45cm

A=364.4cm²

300

Find the area of a triangle ABC if 

Angle A: 36 degrees

Angle B: 41 degrees

side a: 22 in

Area: 263.7 in²

Random Trivia

100

What team is Luka Doncic currently on?

Los Angeles Lakers

200

What movie is about a music student, a drummer specifically, who is verbally abused by his teacher?

Whiplash

300

In 1956, students who had previously attended Ridgewood HS were now attending ___________ High School. 

Glen Rock