Sine Law
Cosine Law
Geometry & Reasoning
Ambiguous
Miss Kim and Mr. Mullen
100
If A = 63 degrees, B = 19 degrees, and a = 2.4, find b to the nearest tenth using the Law of Sines.
0.9 units
100
If a = 21.5, b = 13, and C = 39 degrees, find c to the nearest tenth using the Law of Cosines.
14.1 units
100

Angles in a triangle add up to

180 degrees

100

Supplementary angles have the same sin/cos/tan ratio value.

Sine

100

What year did we graduate high school?

2018

200
If B = 14 degrees, C = 45 degrees, and b = 5.2, find c to the nearest tenth using the Law of Sines.
15.2 units
200

If A = 52 degrees, b = 54 and c = 49, find a to the nearest tenth using the Law of Cosines.

45.4 units

200

Inductive or deductive? All birds lay eggs. Pigeons are birds. Pigeons lay eggs.

Deductive

200

The minimum side length of an ambiguous acute triangle. 

Height

200

What high school did Mr. Mullen attend? 

Greenall

300
If a = 12, B = 27 degrees, and b = 15, find A to the nearest degree using the Law of Sines.
21 degrees
300
If a = 3, b = 7 and c = 5, find B to the nearest degree using the Law of Cosines.
120 degree
300

The sides of a triangle are 12, 7, and 9. Is the triangle acute, obtuse, or right?

Obtuse

300

What is the condition necessary to form two triangles? 

h < a < b.

300

What is Mr. Mullen's major?

English

400

Marko and Cierra are standing at the seashore 10 miles apart. The coastline is a straight line between them. Both can see the same ship in the water. The angle between the coastline and the line between the ship and Marko is 35 degrees. The angle between the coastline and the line between the ship and Cierra is 45 degrees. How far is the ship from Marko?

7.2 miles. 

400
A soccer player takes a shot on a standard net that is 7.3m wide. If the player is 10m from one goalpost and 14m from the other, through what angle can a goal be made?
29.9 or 30 degrees
400

What is the interior angle sum of a heptagon?

900 degrees

400

If A = 42 degrees, a = 5.75cm, and b = 18cm, determine how many triangles can be formed.

Zero
400

What high school did Miss Kim attend?

LeBoldus

500

Fred and Agnes are 520 m apart. As Brendan flies overhead in an airplane, they estimate the angle of the airplane. Fred, looking south, estimate the angle of elevation to to be 60 degrees. Agnes, looking north, estimates it to be 40 degrees. What is the altitude of the airplane, to the nearest tenth of a metre? 

293.9 m

500

Scientists in Houston are trying to figure out the distance from a satellite to Cape Canaveral. They know that the satellite is 530 miles from Houston at an 85ยบ angle of elevation, and Houston and Cape Canaveral, in a straight line from one to the other, are 902 miles apart. How far is the satellite from Cape Canaveral?

1005.57 miles

500

What is the name of a polygon that has 11 sides?

Undecagon

500

If A = 70 degrees, a = 86mm, and b = 90mm, determine how many triangles can be formed.

Two

500

What are Miss Kim's minors?

French and physics

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