Honors Geometry Section 8.1 Ratio and Proportion.

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Presentation transcript:

Honors Geometry Section 8.1 Ratio and Proportion

Please select a Team. 1.Team 1 2.Team 2 3.Team 3 4.Team 4 5.Team 5 6.Team 6 7.Team 7 8.Team 8 9.Team 9 10.Team 10 Response Grid Countdown 10

Vocab A comparison of two numbers/quantities using division. Ratios are written three ways: a to b, or a:b , ft 21 3 ft Example of a Ratio: The “Ratio” of the width to length of the rectangle is 2 to 5 2 in 5 in 2:5 Note: Convert the larger unit.

. a. b. c. d.. Response Grid Countdown 15

. a. b. c. d.. Response Grid Countdown 15

x 3x 16 12

Vocab An equation that equates two ratios In the proportion, a and d are the extremesIn the proportion, b and c are the means ad bc

. a. b. c. d.. Response Grid Countdown 15

. a. b. c. d.. Response Grid Countdown 15

Team Scores 200Team 3 200Team 9 200Team 5 200Team 2 200Team 8 200Team 6 200Team 7 200Team Team 4

End

Honors Geometry Section 8.1 Ratio and Proportion

Vocab Example of a Ratio: The “Ratio” of the height to width of the rectangle is 2 to 5

Vocab