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Angles and triangles Flashcards | StudBud
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Angles and triangles
Corresponding angles...
Is this a right angled triangle? (Test using pythagoras' theorem)
Angles and triangles
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year8
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Answers
1
Is this a right angled triangle? (Test using pythagoras' theorem)
Yes
No
2
Corresponding angles...
not enough information
add up to 180⦁
same side of parallel line, same side of transversal
same side of parallel line, alternate side of transversal
3
Lets see if we learned something. What's ( a) in this Pythagoras triangle?
A = 4
A = 7
A = 10
C = 4
4
Find the Pythagoras
1000
1300
45
Ahaha
5
Classify the numbered angles:
Alternate Interior
None of these
Alternate Exterior
Corresponding
6
Trigonometry Question 1
D
C
B
A
7
Pythagoras or Trigonometry
Pythagoras
Neither
Trigonometry
8
How many figures are bearings written in?
4
1
2
3
9
How are bearings measured?
anticlockwise from south
clockwise from north
anticlockwise from north
anticlockwise from north
10
Use Pythagoras to find the slope length
7
5
6
2.64
11
Using trigonometry you can
calculate RATIOS OF 2 FIGURES
calculate angles
calculate heights
calculate unknown side lengthS OF A PARALLELOGRAM
12
Where is the trigonometry vocab
SSS
ASA
SOH
AAS
13
Pythagoras' Theorem applies to
any square
right angled triangles
any triangle
any shape
14
How do you find headings and bearings?
Protractor
Compass
GPS
Map
15
Pythagoras' theorem states that
a2+b2=h2, where h is the hypotenus
h2=a2+b2, where h is the hypotenuse
h2+a2=b2, where h is the hypotenuse
h2-a2=b2, where h is the hypotenuse
16
Which angles are congruent to ∠f
Angles a,c and h
Angles b, c and h
Angles a, d and h
Angles b, d and h
17
What phrase to remember the trigonometry functions
SAH-COA-TOH
SOH-CAH-TAO
SOH-CAH-TOA
SCT-OHO-HHA
18
Bearings, Where’s the face
West North
North east
North
East
19
120°T in Compass Bearings would be....
060°T
E30°S
S30°E
S60°E
20
Which of these areas is bearings NOT used for?
Flying
Medicine
Hiking/Walking
Navigation (Sailing)
