Pythagoras Theory
Right Angle Sides
Mix
Diagrams
Equations
100
When using Pythagoras Theorem, the Hypotenuse is labeled with what letter?
C
100
When using Trigonometry, the side across from the right angle is called?
The Hypotenuse
100
Using Trigonometry, calculate the opposite side when the Hypotenuse = 18 and the angle = 47?
o = 13.16
100
Calculate the length of the hypotenuse:
26
100
When using Trigonometry, what formula is used to calculate the Hypotenuse when given the opposite side and an angle?
h=o /(sin(theta)
200
When using Pythagoras Theorem, what is the formula to calculate side c?
c=sqrt(a^2+b^2)
200
When using Trigonometry, the side length across from the 90 degree angle is labeled with what letter?
h (for hypotenuse)
200
Calculate the length of the Hypotenuse (to 2 dp):
7.62
200
Calculate x (to 2 dp):
19.42
200
When using Trigonometry, what formula is used to calculate the adjacent side when given the Hypotenuse and an angle?
a=h*cos(theta)
300
When using Pythagoras Theorem, what is the formula to calculate side a?
a=sqrt(c^2-b^2
300
When using Trigonometry, the side "touching" the known angle is called the what?
adjacent side
300
sin (theta)=
O /H
300
Find side length AB
AB = 8.40
300
When using Trigonometry, what formula is used to calculate the opposite side when given the Hypotenuse and an angle?
o=h*sin(theta)
400
When using Pythagoras Theorem, the shorter sides are labeled with what letters?
a or b
400
Calculate x (to 2 dp):
23.24
400
Abbie rides her bicycle 21 km west and then 18 km north. How far is she from her starting point? (to 2 dp)
27.66 km
400
35.10 degrees
400
cos(theta)=
A /H
500
When using Pythagoras Theorem, what is the formula to calculate side b?
b=sqrt(c^2-a^2
500
How long is y?
y = 8.66
500
What is the length of bd?
12
500
0.69m^2
500
Ayesha walks 13m north, turns 90 degrees east and then walks 3m forward.
How far is Ayesha from where she started?
13.34m