around the world!

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Around the World!. Square Roots. = 9. = 8. = 12. = 19. = 2. = 3. = 17. = 5. = 11. = 5. = 20. = 7. = 8. = 14. = 2. = 15. = 19. = 10. = 6. = 13. = 7. = 16. = 4. = 18. = 24. = 19. = 17. = 14. = 15. = 13. = 16. = 16. = 18. = 13. = 18. = 18. = 17. = 14. = 15. - PowerPoint PPT Presentation

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Slide 1

Around the World!Square RootsAdd easier squares to start. Fix sr5. fix first two slides of less. 2 2 3 3 confusing.1= 9

= 8

= 12

= 19

= 2

= 3

= 17

= 5

= 11

= 5

= 20

= 7

= 8

= 14

= 2

= 15

= 19

= 10

= 6

= 13

= 7

= 16

= 4

= 18

= 24

= 19

= 17

= 14

= 15

= 13

= 16

= 16

= 18

= 13

= 18

= 18

= 17

= 14

= 15

= 19

= 16

= 3.2 = 6

Decimal Challenge!

Estimating Square Roots= 2.24

4.1245= 6.78

4.1246= 4.12

4.1247= 2.24

4.1248= 10.25

4.1249= 17.32

4.1250= 14.66

4.1251= 12.33

4.1252= 11.79

4.1253Simplifying Square RootsBy estimating, we know this is about 2.8

Find a perfect square by factoring.RewriteTake out the square

4 . 22254Example 1Simplify the square root. Do not use decimalsBy estimating, we know this is about 5.2

Find a perfect square by factoring.RewriteTake out the square

9 . 33355Example 2 Simplify the square root. Do not use decimalsBy estimating, we know this is about 4.5

Find a perfect square by factoring.RewriteTake out the square

4 . 52556Example 3Simplify the square root. Do not use decimalsBy estimating, we know this is about 7.1

Find a perfect square by factoring.RewriteTake out the square

25 . 2Multiply with calc to verify.57Example 4Simplify the square root. Do not use decimalsBy estimating, we know this is about 4.9

Find a perfect square by factoring.RewriteTake out the square

4 . 62658Simplify the square root. Do not use decimals

375343

59Simplify the square root. Do not use decimals

375343

60Simplify the square root. Do not use decimals

65161121661Simplify the square root. Do not use decimals

65161121662Simplify the square root. Do not use decimals

4563Simplify the square root. Do not use decimals

2764Simplify the square root. Do not use decimals

21065Simplify the square root. Do not use decimals

Multiply with calc to verify.66