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Central Angle

Click In This Box To Get Started. Central Angle. If you have two angles that together form a right angle and you know the measure of one of them, can you find the other?. Let’s start by reviewing what you know!. Click on the correct answer. Find x. X = 90°. X = 50°. 40°. x °.

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Central Angle

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  1. Click In This Box To Get Started Central Angle

  2. If you have two angles that together form a right angle and you know the measure of one of them, can you find the other? Let’s start by reviewing what you know! Click on the correct answer. Find x. X = 90° X = 50° 40° x° X = 40°

  3. No. Let’s review right angles. Click to continue.

  4. Great start! Click to continue.

  5. Review Right angles and Angles that add up to 90 degrees A Right angle is 90°. 30° + 60° = 90°. 30° 90° 60°

  6. What are these angles called? What do we call two angles that add up to 90°? Complementary Angles Supplementary Angles 40° Right Angles Click on the correct answer. x°

  7. No. Let’s review vocabulary. Click to continue.

  8. Way to go! Click to continue.

  9. Vocabulary Complementary angles are two angles that add up to 90°. Supplementary angles are two angles that add up to 180°. Right angles are angles that equal 90°.

  10. If you have two angles that together form a straight angle and you know the measure of one of them, can you find the other? More review of what you know! Click on the correct answer. Z = 90° Z = 130° Z = 40° Find z. Z = 50° z° 50°

  11. No. Let’s review straight angles. Click to continue.

  12. You’re a star! Click to continue.

  13. Review straight angles and Angles that add up to 180 degrees A straight angle is a straight line. A straight angle equals 180°. Two angles that together form a straight angle add up to 180°. 110° + 70° = 180° 70° 110°

  14. What are these angles called? What do we call two angles that add up to 180°? Click on the correct answer. Complementary Angles Supplementary Angles Right Angles z° 50°

  15. No. Let’s review vocabulary. Click to continue.

  16. You’ve got it! Click to continue.

  17. Vocabulary Complementary angles are two angles that add up to 90°. Supplementary angles are two angles that add up to 180°. Right angles are angles that equal 90°.

  18. Click on the correct answer. Circle review How many total degrees are there in a circle? 360° 90° 180° 60°

  19. No. Let’s review circles. Click to continue.

  20. You’re on a roll! Click to continue.

  21. Circle facts A circle is named by its center point. A circle is defined as all points equidistant from a center point. A circle has a total of 360°.

  22. Click on the correct answer. Central angle Find y. 360° 90° y° 180° 60°

  23. No. Let’s learn about Central Angles. Click to continue.

  24. You’re the boss! Click to continue.

  25. What is a Central angle A Right angle is 90°. If you put a Right angle in the center of a circle it is still 90°. 90° 90° A Central Angle is an angle with its vertex in the center of a circle.

  26. Straight Central angle Find m. Click on the correct answer. 90° 360° m° n° 180° 60°

  27. No. Let’s learn more about Central Angles. Click to continue.

  28. You’re a rock star! Click to continue.

  29. This straight angle is a diameter A Straight angle is 180°. If you put a Straight angle that crosses through the center of a circle is still 180°. n = 180°. m = 180°. n + m = 360° The straight angle (diameter) cuts the circle in half. m° n°

  30. More Central angles A Central Angle is an angle with its vertex in the center of a circle. Click on the correct answer. Find t. 90° t° 360° 30° 240° 240° The sum of all of the Central Angles of a circleis 360°.

  31. No. Let’s learn a little more about Central Angles. Click to continue.

  32. You’re a Central Angle star! Click to continue.

  33. Calculating Central angles This circle has three central angles. The total of the three angles must be 360°. t° A Central Angle is an angle with its vertex in the center of a circle. 90° 210° 90° + 210° + t = 360°

  34. Challenge! Email your answer to Ms. Lin @ lin@lcss.org before midnight. Find q. q° 50° Finish

  35. Thank you for playing

  36. Click Arrow To Return To Where You Were Click In This Box To Get Started Central Angle

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