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Daily Check

Daily Check. are diameters. Find the indicated measures. 1) 2) 3) 4). Homework Review.

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Daily Check

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  1. Daily Check are diameters. Find the indicated measures. 1) 2) 3) 4)

  2. Homework Review

  3. Megan is using an equilateral triangle as part of a design on a sweatshirt. Each side of the triangle is 12 inches long. Megan is gluing a line of stars from the midpoint of one side of this triangle to the opposite vertex. Approximately how long will the line of stars be? EOCT Review • 13.4 • 10.4 • 8.5 • 5.2 b

  4. CCGPS GeometryDay 22 (9-6-13) UNIT QUESTION: What special properties are found with the parts of a circle? Standard: MMC9-12.G.C.1-5,G.GMD.1-3 Today’s Question: What other angle relationships do we know for circles? Standard: MMC9-12.G.C.2

  5. Case I:Vertex is AT the center A P C B

  6. Case II:Vertex is ON circle ANGLE ARC ARC ANGLE

  7. Ex. 1 Find m1. 1 84° m1 = 42

  8. 202° Ex. 2 Find m1. 1 m1 = 79

  9. Case III:Vertex is INSIDE circle A ARC B ANGLE D ARC C Looks like a PLUS sign!

  10. Ex. 3 Find m1. 93° A B 1 D C 113° m1 = 103

  11. Ex. 4 Find mQT. mQT = 100 N Q 84 92 M T

  12. Ex. 5 Find x. 93 xº 45 89 x = 89

  13. Case IV:Vertex is OUTSIDE circle C ANGLE small ARC A D LARGE ARC B

  14. Ex. 6 Find m1. 1 15° A D 65° B m1 = 25

  15. Ex. 7 Find mAB. mAB = 16 A 27° 70° B

  16. Ex. 8 Find m1. 260° 1 m1 = 80

  17. ClassworkRiddle Worksheet

  18. HomeworkPractice Worksheet

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