Pythagorean Theorem
Trigonometry
Inverse Trigonometry
Story Problems
Random
100
What is the Pythagorean Theorem formula?
c=sqrt(a^2+b^2)
100
When using Trigonometry, the Opposite side is labeled with what letter?
O
100
When using Trigonometry, the side length across from the 90 degree angle is labeled with what letter?
H
100
When solving a problem with the angle of elevation, show should you draw the triangle (what orientation)?
100
How many degrees in a Triangle?
180°
200
Set up this problem.
a^2+4^2=5^2
200
When using Trigonometry, what formula is used to calculate the adjacent side when given the hypotenuse?
cos(theta)=A/H
200
If you are given the Hypotenuse and Opposite, which Trigonometric Identity do you use to find the angle?
Sine
200
When solving a problem with the angle of depression, show should you draw the triangle (what orientation)?
200
When can you use Pythagorean Theorem?
When you have two sides and need a side.
300
Calculate the length of the hypotenuse:
26
300
Using Trigonometry, If a triangle had an angle of 44° and an adjacent of 45cm, what is the opposite side? (Tenth)
44.5cm
300
When using Trigonometry, what formula is used to calculate the Adjacent side when given the Opposite side?
tan(theta)=(O)/A
300
A person stands 78 ft from the base of a building. The angle of elevation to the top of the building is 57°. How tall is the building to the nearest foot?
120 feet
300
When can you use trigonometry?
When you have a side and an angle and need a side.
400
Calculate x (tenth):
23.2
400
Using Trigonometry, If you have an angle of 13 degrees and an opposite of 50cm, what is the adjacent length?(Tenth)
216.6cm
400
Using Trigonometry, If a triangle had an opposite length of 13m and an adjacent side of 12m, what is the angle?
47°
400
A lifeguard is sitting on a chair 10 feet above the ground. He spots a swimmer at an angle of depression of 15°. How far away from the base of the chair is the swimmer to the nearest foot?
37 feet
400
When can you use inverse trigonometry?
When you have two sides and need an angle.
500
What is the length of bd?
12
500
Using Trigonometry, calculate the Hypotenuse when the Opposite side = 9 and the angle = 24°?
H = 22.13
500
Using Trigonometry, find the missing angle x.
x=37.2°
500
Daniel rides his bicycle 21 km west and then 18 km north. How far is he from his starting point? (tenth)
27.7 km
500
What is the most important take away this unit (what do you have to remember from this unit)?
SOH CAH TOA!!!