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Practice Worksheet: The Unit Circle Fill in the blanks. 1. When a circle is divided into 8 equal sections, each central angle measures ___ __ __ degrees and ___ ____ radians. 2. All of the coordinates for special angles on the unit circle ca n be derived from the ___ ____ _ quadrant. 3. The angle whose terminal side passes through @ ¾ 7 6 á ? 5 6
Free worksheet (pdf) and answer key on Unit Circle. 25 scaffolded questions that start relatively easy and end with some real challenges. Plus model problems explained step by step.
The Unit Circle. Here you can download a copy of the unit circle. It has all of the angles in Radians and Degrees. It also tells you the sign of all of the trig functions in each quadrant. Or if you need, we also offer a unit circle with everything left blank to fill in.
Trigonometry and the Unit Circle. The following diagram shows a circle of radius 1 (this is called a unit circle). Point P is used to create a right-angled triangle. The coordinates of P are (x, y). -1. P (x, y) - 0 1. Level 1 – 2 . Write down the length of the hypotenuse of the triangle.
Created Date: 4/12/2017 5:01:07 PM
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Unit Circle Worksheet. Math 4. Name: 1. What is the unit circle? 2. Explain how to find the exact value of cos 390° without using a calculator. 3. Explain how to find the exact value of sin 300° without using a calculator. In 4-9, true or false. Do not use a calculator.
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Find the given point P(x, y) = P( , ) given the quadrant. (Hint: Draw the right triangle in the given quadrant with one leg on the x-axis.) 5. 60 in quadrant IV. 6. 30 in quadrant II.
