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H Pythagoras a 0 (0) opposit b C x adjacent (a) Trigonometry •h sin x Y cos x x hypotenuse (n) 0 SH tan x a 4cm/ a²+ b²=c² x 5cm Soc h Calculate the length of x to 1 dp • perpendicular height b²=72-3²= 40 0° 0 1 0 O • a 30° 글 6cm h • hypotenuse → longest side, opposite the right angle. · hypotenuse is always C. •a and b are any of the remaining sides. C A longest side, opposite the right angle. opposite the angle given (x). next to the angue given CoC). H b=√40 45° • to calculate an angle use the inverse function on your calculator. +eg fan to find out tan 0 Calculate YZ to 1dp 60° √3 0 T A - 90° 1 0 X -hyp of larger triangle (√40)2 +62 = 76 x = √76= 8.7 cm. ratibe 1 a is known, h must be calculated, use c 5 = 5.51... YZ = 5.5 cm COS 25 - exact trig Calculate ac to 1dp →a and h are known, use CH. A √2 gdj cos1 = cos(4) = 0.6 = 48.2° X= 48.2° UNIT 4 30⁰ 2 √√√3 Kedish coff 1 60 1 30° 2 2
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Pythagoras and Trig Summary Sheet
157
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An Pham
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Basics of pythag and trig
An Pham
65 Followers
Basics of pythag and trig
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H Pythagoras a 0 (0) opposit b C x adjacent (a) Trigonometry •h sin x Y cos x x hypotenuse (n) 0 SH tan x a 4cm/ a²+ b²=c² x 5cm Soc h Calculate the length of x to 1 dp • perpendicular height b²=72-3²= 40 0° 0 1 0 O • a 30° 글 6cm h • hypotenuse → longest side, opposite the right angle. · hypotenuse is always C. •a and b are any of the remaining sides. C A longest side, opposite the right angle. opposite the angle given (x). next to the angue given CoC). H b=√40 45° • to calculate an angle use the inverse function on your calculator. +eg fan to find out tan 0 Calculate YZ to 1dp 60° √3 0 T A - 90° 1 0 X -hyp of larger triangle (√40)2 +62 = 76 x = √76= 8.7 cm. ratibe 1 a is known, h must be calculated, use c 5 = 5.51... YZ = 5.5 cm COS 25 - exact trig Calculate ac to 1dp →a and h are known, use CH. A √2 gdj cos1 = cos(4) = 0.6 = 48.2° X= 48.2° UNIT 4 30⁰ 2 √√√3 Kedish coff 1 60 1 30° 2 2
H Pythagoras a 0 (0) opposit b C x adjacent (a) Trigonometry •h sin x Y cos x x hypotenuse (n) 0 SH tan x a 4cm/ a²+ b²=c² x 5cm Soc h Calculate the length of x to 1 dp • perpendicular height b²=72-3²= 40 0° 0 1 0 O • a 30° 글 6cm h • hypotenuse → longest side, opposite the right angle. · hypotenuse is always C. •a and b are any of the remaining sides. C A longest side, opposite the right angle. opposite the angle given (x). next to the angue given CoC). H b=√40 45° • to calculate an angle use the inverse function on your calculator. +eg fan to find out tan 0 Calculate YZ to 1dp 60° √3 0 T A - 90° 1 0 X -hyp of larger triangle (√40)2 +62 = 76 x = √76= 8.7 cm. ratibe 1 a is known, h must be calculated, use c 5 = 5.51... YZ = 5.5 cm COS 25 - exact trig Calculate ac to 1dp →a and h are known, use CH. A √2 gdj cos1 = cos(4) = 0.6 = 48.2° X= 48.2° UNIT 4 30⁰ 2 √√√3 Kedish coff 1 60 1 30° 2 2
Can't find what you're looking for? Explore other subjects.
Knowunity is the # 1 ranked education app in five European countries
Knowunity was a featured story by Apple and has consistently topped the app store charts within the education category in Germany, Italy, Poland, Switzerland and United Kingdom. Join Knowunity today and help millions of students around the world.
Still not sure? Look at what your fellow peers are saying...
iOS User
I love this app so much [...] I recommend Knowunity to everyone!!! I went from a C to an A with it :D
Stefan S, iOS User
The application is very simple and well designed. So far I have found what I was looking for :D
SuSSan, iOS User