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Friday, April 4, 2014

Reflection #1 - Unit Q: Verifying Trig Identities

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What does it actually mean to verify a trig identity? To solve for a trig identity the answer has to be true no matter what beacuse one ...
Wednesday, April 2, 2014

SP#7:Unit Q Concept 2

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This SP7 was made in collaboration with Jorge Barroso.  Please visit the other awesome posts on their blog by going here . The viewer ...
Thursday, March 27, 2014

I/D#3: unit Q-Pythagorean Identities

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First of all an identity is a proven fact that is always true. The Pythagorean Theorem when using x,y and r, it's x^2+y^2=r^2. Then di...
Tuesday, March 18, 2014

WPP#13&14:unit P concept 6&7

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Please see my WPP13-14, made in collaboration with Jorge Barroso, by visiting his blog  http://jorgebperiod1.blogspot.com/2014/03/wpp-13-14-...
Saturday, March 15, 2014

Unit P concept 3-5

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3. Law of Cosines Why do we need it? How is it derived from what we already know? We need law of cosines to find the third side when kno...
Friday, March 7, 2014

WPP#12 Unit O concept 10: Solving angle of elevation and depression word problems

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A. Juanito at ground level measures the angle of elevation to the top of the cliff is 44 degrees. If he is 7 feet away from the cliff, what ...
Tuesday, March 4, 2014

I/D#2 unit O-How can we derive the patterns for our special right triangles?

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For the 30-60-30 triangle label all the sides by 1. Divide the triangle in two. That will divide the 60 degrees in to 30 degrees, the adjace...