All pupils can use radian measure in a variety of situations

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Presentation transcript:

All pupils can use radian measure in a variety of situations L.O. All pupils can use radian measure in a variety of situations

Convert these measurements in degrees into radians Starter: different types of measure Convert these measurements in degrees into radians

All pupils can use radian measure in a variety of situations L.O. All pupils can use radian measure in a variety of situations

Write all the trig formulae you know so far… Main: Write all the trig formulae you know so far… Write them in degrees and in radians if necessary.

Main: Area of triangle Sine Cosine Sin/cos=tan Area of sector Length of arc Area of circle Circumference

Read through Standard book Page 396. Main: Read through Standard book Page 396. Work through the questions on P397-399. Notes: Don’t forget to check your calculator is in the correct mode All the formulae are the same in radians (but remember 180=pi) 3. A unit circle is a circle with radius 1cm 4. Formulae lists on page 400 and 401

All pupils can use radian measure in a variety of situations L.O. All pupils can use radian measure in a variety of situations

Share your working and solutions in new partners. Plenary: Mix up groups. Share your working and solutions in new partners. Explain what you did and how you got to the solution. Do you follow your partner’s method?

All pupils can use radian measure in a variety of situations L.O. All pupils can use radian measure in a variety of situations