Do Now

1
Do Now

• Mark has 9 dvds, but only has enough time to
  watch two of them at a time. How many different
  combinations of two dvds can Mark watch?
• 42
• 36
• 33
• 45

• Jennie had the following equation for her math
  homework
• 8x - 11 53
• Which of the following steps would be correct in
  solving the equation?
• -3x 53
• 8x - 11 11 53 11
• -x 11 53 - 11
• 8x - 8x 53 11x

2
Do Now

• Mark has 9 dvds, but only has enough time to
  watch two of them at a time. How many different
  combinations of two dvds can Mark watch?
• 42
• 36
• 33
• 45

• Jennie had the following equation for her math
  homework
• 8x - 11 53
• Which of the following steps would be correct in
  solving the equation?
• -3x 53
• 8x - 11 11 53 11
• -x 11 53 - 11
• 8x - 8x 53 11x

3
Do Now

• Mark has 9 dvds, but only has enough time to
  watch two of them at a time. How many different
  combinations of two dvds can Mark watch?
• 42
• 36
• 33
• 45

• Jennie had the following equation for her math
  homework
• 8x - 11 53
• Which of the following steps would be correct in
  solving the equation?
• -3x 53
• 8x - 11 11 53 11
• -x 11 53 - 11
• 8x - 8x 53 11x

4
Area of a Circle

• Formula pr2
• We represent our answers as units squared!!

5
Area of a Circle

• Formula pr2
• We represent our answers as units squared!!
• Try These
• r 5
• d 16
• r 12
• d 40

6
Area of a Circle

• Formula pr2
• We represent our answers as units squared!!
• Try These
• r 5 area 78.5 units2
• d 16
• r 12
• d 40

7
Area of a Circle

• Formula pr2
• We represent our answers as units squared!!
• Try These
• r 5 area 78.5 units2
• d 16 area 200.96 units2
• r 12
• d 40

8
Area of a Circle

• Formula pr2
• We represent our answers as units squared!!
• Try These
• r 5 area 78.5 units2
• d 16 area 200.96 units2
• r 12 area 452.16 units2
• d 40

9
Area of a Circle

• Formula pr2
• We represent our answers as units squared!!
• Try These
• r 5 area 78.5 units2
• d 16 area 200.96 units2
• r 12 area 452.16 units2
• d 40 area 1,256 units2