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If you divide the right angle into 2 equal angles, how wide is per angle?

More On Squares and Rectangles. Square. A. B. 90 0 divided by 2. 45 0. b. 45 0. a. C. D. If you divide the right angle into 2 equal angles, how wide is per angle?. 45 0. More On Squares and Rectangles. Rectangle. E. A. B. 45 0. 90 0 divided by 2. b. 45 0. a. C. D.

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If you divide the right angle into 2 equal angles, how wide is per angle?

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  1. More On Squares and Rectangles Square A B 900 divided by 2. 450 b 450 a C D If you divide the right angle into 2 equal angles, how wide is per angle? 450

  2. More On Squares and Rectangles Rectangle E A B 450 900 divided by 2. b 450 a C D If you divide the right angle into 2 equal angles, how wide is per angle? 450

  3. More On Squares and Rectangles Square 300 900 divided by 3. 300 t s r 300 If you divide the right angle into 3 equal angles, how wide is per angle? 300

  4. More On Squares and Rectangles Rectangle 300 900 divided by 3. 300 b s r 300 If you divide the right angle into 3 equal angles, how wide is per angle? 300

  5. More On Squares and Rectangles This is a 900 angle. ? 60o 30o

  6. More On Squares and Rectangles This is a 900 angle. 20o 30o ? 40o

  7. More On Squares and Rectangles 25o 20o ? 45o

  8. A More On Squares and Rectangles 45o D B C ABCD is a square. 900 a. Find ADC

  9. A More On Squares and Rectangles This is like having a money of P90. After spending P45, how much is left to you? 45o D B 450 We subtract angle ADB from angle ADC. C ABCD is a square. b. Find BDC ADB ? BDC = 450 = 900 - 450 = 450 = 900 ADC

  10. More On Squares and Rectangles This is like having a money of P90. After spending P55, how much is left to you? 55o b 350 We subtract 550 from 900. a. Find b ? b = 900 - 550 550 = 350 900

  11. More On Squares and Rectangles This is like having a money of P90. After spending P27 and P13, how much is left to you? 500 27o We subtract 270 and 130 from 900. c 13o a. Find c = 900 – 270 – 130 ? C 130 270 = 500 900

  12. More On Squares and Rectangles Measurements 3 cm 3 cm 3 cm

  13. More On Squares and Rectangles Measurements 3 cm 3 cm 3 cm

  14. Total Length Unknown Given Part More On Squares and Rectangles Measurements Example 1 4 cm 10 - 6 6 cm ? cm 10 cm

  15. Total Length Unknown Given Part 6 cm More On Squares and Rectangles Measurements Example 2 10 - 6 4 cm ? cm 10 cm

  16. Total Length Unknown Given Part 8 cm More On Squares and Rectangles Measurements Example 3 If you are looking for a horizontal line, consider only the given horizontal lines. 7 cm 15 - 8 ? cm 15 cm

  17. If you are looking for a horizontal line, consider only the given horizontal lines. Total Length Unknown Given Part More On Squares and Rectangles Measurements 20 cm L K Example 4 20 cm 30 cm 20 cm 46 - 20 26 cm I J 15 cm ? 20 cm G F 46 cm Find the length of IJ.

  18. Total Length Unknown Given Part More On Squares and Rectangles Measurements Example 5 F 3 cm 1 cm E 3 cm C D 3 cm 1 cm 3 cm 2 cm 1 cm 3 cm ? cm B A 4 cm 3 + 1 Find the length of AB

  19. Total Length Unknown Given Part More On Squares and Rectangles Measurements Example 6 7 cm 4 cm 4 cm 7 cm 4 cm 4 cm 4 + 7 + 4 15 cm Find the length of PQ.

  20. Total Length Unknown Given Part More On Squares and Rectangles Measurements Example 7 5 cm 2 + 2 + 1 1 cm 2 cm 2 cm 1 cm 2 cm 2 cm 1 cm 2 cm 2 cm Find the length of MT

  21. Total Length Unknown Given Part 3 cm More On Squares and Rectangles Measurements Example 8 If you are looking for a vertical line, consider only the given vertical lines. ? cm 8 - 3 5 cm 8 cm

  22. If you are looking for a vertical line, consider only the given vertical lines. Total Length Unknown Given Part More On Squares and Rectangles Measurements Example 9 F 3 cm 1 cm E 3 - 2 1 cm ? cm C D 3 cm 2 cm 2 cm 2 cm 2 cm B A Find the length of ED.

  23. Total Length Unknown Given Part More On Squares and Rectangles Measurements Example 10 1 cm 1 cm 2 cm 3 - 1 Find the length of QR.

  24. Total Length Unknown Given Part More On Squares and Rectangles Measurements Example 11 11 cm 14 - 3 3 cm 3 cm Find the length of UV.

  25. Total Length Unknown Given Part More On Squares and Rectangles Measurements Example 12 20 cm L K 30 cm 30 cm 30 cm 30 + 15 45 cm ? I J 15 cm 15 cm 15 cm G F 46 cm Find the length of GL

  26. Total Length Unknown Given Part 6 cm More On Squares and Rectangles Measurements Review Remember this? 10 - 6 4 cm ? cm 10 cm

  27. Total Length Unknown Given Part 8 cm More On Squares and Rectangles Measurements Example 13 1st step – know the length of this part Now, we will change the data and the unknown. This will require 2 steps. 4 cm 10 - 4 6 cm ? cm 10 cm

  28. Total Length Unknown Given Part 8 cm More On Squares and Rectangles Measurements 2nd step – know the length of this part. Example 13 4 cm 6 cm 8 - 6 2 cm ? cm 10 cm

  29. More On Squares and Rectangles Measurements 4 cm 7 cm G 6 cm F Find the length of GF. 3 cm

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