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PreCalculus Honors. Tuesday, March 10 th , 2009. Do Now. What are the Periods of all 6 Trig Functions?. Homework Review.
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PreCalculus Honors Tuesday, March 10th, 2009
Do Now • What are the Periods of all 6 Trig Functions?
Homework Review • Suppose you wanted to hit a target 1000 feet away. At 500 feet away is a tower that is 90 feet tall. What initial speed and angle of inclination would you need to use to have a chance at hitting the target, while also missing the tower?
Homework Review • Range = 1000 feet • Height = 500 feet • g = 32.2 ft/sec/sec
Homework Review • Did anyone get an answer? How did you do it?
Homework Review • My solution…
The Pythagorean Theorem On The Unit Circle http://www.humboldt.edu/~dlj1/PreCalculus/Images/UnitCircle.html
Homework Review From Monday’s Problem Set • Let’s go back and look at one final problem from the homework that was due on Monday. • Problem 111…Calculating the time of a trip.
Homework Due Tomorrow • Where did the above formula for the jogging problem come from? • Well, I want you to figure it out! • For tomorrow: derive the formula that is used in the “Calculating the time of a trip” problem.