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R.Idicula Percy L. Julian High School 10330 S Elizabeth Ave., Chicago, IL 60643 GEOMETRY.

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Presentation on theme: "R.Idicula Percy L. Julian High School 10330 S Elizabeth Ave., Chicago, IL 60643 GEOMETRY."— Presentation transcript:

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2 R.Idicula Percy L. Julian High School S Elizabeth Ave., Chicago, IL GEOMETRY

3 SEM 2, QUICK QUIZ EXTRA TIME

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23 Objectives SWBAT: with at least 80% of accuracy Express the sine cosine and tangent of an angle in a rt. Triangle as a ratio of given side length(FUN 24-27).Apply basic trigonometric ratios to solve right-triangle problems (FUN 28-32) (Review )

24 1.As your job at the hardware store, a customer gives you a $20 bill to pay for a hammer that costs $7.98 and a box of nails that costs $1.69. How much change should you give back? 2. In a typical week, you work 40 hours with no overtime. Your salary before taxes and other deductions is $ How much do you make per hour? 3. A metal alloy is made by adding ½ ounce of metal C and 1/3 ounce of metal D. What is the total weight of the alloy 4. Over the last 5 days, you made the following number of sales calls: 8, 7, 9, 5, and 7. On average, how many calls did you make each day? BELL RINGE REVIEW

25 5. Expand 2 x 4 ? 6. Expand 6 y 5 ?

26 7. What is the value of ےA A C B 54 0

27 8. The sum of 6 numbers is 108, and the sum of 9 numbers is 162. What is the average of these 15 numbers ? 9. The operation C is defined as B + 2C. What is te value of 3 ?

28 10.For every integer n,the sum of n and n + 1 is A. odd B. even C. divisible by 3 D. divisible by 5 E. divisible by What is the value of the expression 200 – 3 ( √ 9 -4 ) 2 ?

29 12. What is the positive difference between the mean and the median of the 6 numbers given below ? (1 - 5) +3 = ?

30 14. In rt. triangle BDC, altitude BD is 4 inches long. What is the perimeter, in inches, of triangle BCD ? B 4 C D A. 8 B √2 C. 12√2 D √ 3 E

31 15. A circular play area has a diameter of 12 yards. A fence is put around the play area, with a 2-yard section of the circle left open as the entrance. What is the closest to the minimum number of yards of fencing needed ?

32 Use ∆ABC to find the missing side a EXIT SLIP C 76 0 a 70 A BBBBBB B


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