Monday, April 28 OAA Review Complete questions from pages 13 to including 22, omit #39 (page 22).

Slides:



Advertisements
Similar presentations
OAA Practice Created by Educational Technology Network
Advertisements

Complete on the back of your homework.
2.6 Applications. 6 steps to solve a word problem Read and underline important terms Assign a variable Write an equation Solve equation Check answer State.
You will use the ratio of two similar figures to find their perimeter and area.
Perimeter and Area of Similar Figures
Flashcards.
9-5 Warm Up Lesson Presentation Lesson Quiz Effects of Changing
Similar Triangles and Polygons
10-4 Comparing Perimeter and Area Course 1 Warm Up Warm Up Lesson Presentation Lesson Presentation Problem of the Day Problem of the Day.
Bell Work Find the area of each figure. 5 in 9 in 13 in 6 in 16 in 22 in 10 in A = (13 + 9) 5 A = 11 5 A = (22) 5 A = 55 in² A = ( ) 10 A =
8.6:Perimeters and Areas of Similar Figures
Find the Perimeter and Area:
5 Minute Check Find the GCF. (On back of homework) 1. 8, , 35, A gardener has 27 roses and 36 daisies. He plants an equal number of each.
Monday, November 3, and 5 page Math Essential Question: How does a complex fraction relate to a unit rate? CCSS: 7.RP.1 Compute unit rates.
5 Minute Check Simplify
Area & Perimeter Perimeter The distance around a shape – The sum of the lengths of all the sides in a shape – Measured in units of length i.e. Feet,
Math February 16, Tuesday: Bell Work *show work Use notebook paper and create the bell work grid Use notebook paper and create the bell work grid.
Geometry: Changing Dimensions
7 th Grade Math Week of 12/7/14 Information from : Purple Math, Holt Rinehart Winston TB, Math-Aides
Holt CA Course Perimeter & Area of Parallelograms MG2.1 Use formulas routinely for finding the perimeter and area of basic two- dimensional figures.
Geometry Chapter 11 Review. Solve for x Each exterior angle of a regular n-gon measures 40°. What is the value of n?
Special Ratios Similar Figures: Scale Factor Ratio of Perimeters
5 Minute Check. Wednesday, April 29 Lesson Add and Subtract Mixed Numbers.
Name _____________________________________ Teacher__________________ Period _____ Department Homework #13 DEPARTMENT HOMEWORK IS DUE THE NEXT DAY!!!!!
Hit the spacebar to advance to each question. Use the mouse to click the answer button after you have completed your work. Hit the space bar to advance.
Week 24 Bell Ringers & Quiz 8 th grade math. Bell Ringer Monday 1. Calculate the number of cubic inches each figure can hold. 2.Calculate the mean of.
Wednesday, April 30 OAA Review Complete questions from pages 32 to including 39. Page 34, #45 Answer D is 1:6.
Mid Chapter Review If you have not done so already, complete page 58 in your math book. If you have already completed this, work on Independent Practice.
8.1 Ratio and Proportion.
Thursday, April 24 OAA Review Complete questions from pages 2 to including 12, omit #18.
Area and the Law of Sines. A B C a b c h The area, K, of a triangle is K = ½ bh where h is perpendicular to b (called the altitude). Using Right Triangle.
Circle Graphs Make and Analyze. Why do we have circle graphs? A circle graph is used to compare data that are parts of a whole. The pie-shaped sections.
Proportions. State of the Classes Chapter 4 Test2 nd 9 week average
 Answer the following in complete thought sentences.  You can use your notes from the other day.  What happens to the side lengths, perimeter and area.
9-5 Warm Up Lesson Presentation Lesson Quiz Effects of Changing
PSSA Review Mrs. Byrne Grade 7. Subtract Danny buys a board game that is on sale for off the original price. What is the percent of discount for the.
Similar Figures and Scale Drawings
Vocabulary: Area— amount of space _________________________ a plane figure. Measured in ______________ units. Perimeter— __________________________________.
5 Minute Check Write each fraction as a decimal. Use bar notation if needed Write each decimal as a fraction – 7.75.
Final Exam Review Answers on last slide. 1.What is the geometric mean of 15 and 8?
0.25 x 0.3 To figure out where the decimal point goes in the answer, count the number of digits AFTER the decimal point in the problem digits.
Transparency 5 Click the mouse button or press the Space Bar to display the answers.
Solve for x: Choice: change to decimals or change to fractions Solve: Warm-Up: December 8, 2015.
Special Ratios for Similar Figures Lesson What is the scale factor for the similar parallelograms? 2. Solve for x in the pair of similar triangles.
Week #27 Bell ringers and quiz 8 th grade math. Bell Ringer Monday Four figures have the following dimensions: Rectangular prism: l=2 in; w=4 in; h=7.
Oakland Math Test Select Questions and Answers NOT Multiple Choice.
Opener: A triangle has a 52 degree angle and a 75 degree angle. What is the measure of the other angle? Show your work and prove your answer is correct.
The Math Review Game Show AnglesArea and perimeter.
Perimeters and Areas of Similar Figures. You will use the ratio of two similar figures to find their perimeter and area.
Warm Up Find the area of each figure. Give exact answers, using  if necessary. 1. a square in which s = 4 m 2. a circle in which r = 2 ft 3. ABC with.
Quick Start Expectations 1.Fill in planner and HWRS HW: Inv. 3 p #25, 40 (Note: This is Investigation 3!!) 2.Get a signature on HWRS 3.On desk:
5 minute check 1 Click the mouse button or press the Space Bar to display the answers.
Holt Geometry Warm Up Find the area of each figure. Give exact answers, using  if necessary. 1. a square in which s = 4 m 2. a circle in which r = 2 ft.
7 th Grade Math Week of 12/7/14 Information from : Purple Math, Holt Rinehart Winston TB, Math-Aides
The Fundamental Theorem of Similarity. The FTS I 5 II Find the scale factor (ratio of similitude):
8th Grade Math Chapter 9a Review
Corresponding Parts of Similar Triangles
Area and Perimeter of Similar Figures
Perimeters and Areas of Similar Figures
Objective: To find the perimeters and areas of similar figures.
Find the function rule for the function table.
Ratios, Rates and Percents
9-2 and 11-3: Perimeter and Area of Circles and Sectors
9-5 Warm Up Lesson Presentation Lesson Quiz Effects of Changing
Final Exam Review.
Warm Up Find the area of each figure. Give exact answers, using  if necessary. 1. a square in which s = 4 m 2. a circle in which r = 2 ft 3. What’s bigger:
Bellringer a.) Sheryl bought 3 pieces of candy for $1.29. At that rate, what would 8 pieces of candy cost her? $3.44.
Ratios, Rates and Percents
Bell Ringer A figure has vertices A(2,2), B(6,4), C(-2,3), and D(-1,5). The image of this figure is a rotation of 90° clockwise. What is A’? What is.
Quiz, Perimeter and Area
Presentation transcript:

Monday, April 28 OAA Review Complete questions from pages 13 to including 22, omit #39 (page 22).

OAA Review

25. A reasonable prediction would be a slightly smaller time than the prior year. Since 2004 has a time of 53.84, what choice is slightly smaller? Answer: C

OAA Review

26. Stadium Zoo4:00 4:104:16 4:204:32 4:304:48 4:405:04 4:505:20 5:005:36 5:105:52 5:20 The next time both trains will leave at the same time will be 5:20pm.

OAA Review

27. Perpendicular means at 90 degree angles. Which figure has 90 degree angles? Answer: B

OAA Review

28. WeekSavings 1$45 2 $70 (+$25 from week 1) 3$95 (+$25 from week 2) 4$120 (+$25 from week 3) The difference in his savings is a +$25 each week. This is a constant rate of increase. Answer :B

OAA Review

29. 8² x (1 ½ + ½) 8² x 2 64 x Answer: D

OAA Review

30. A ratio of 1 to 3, or 1:3, means the similar triangle will be 3 times the size. If the base of Triangle PQR is 4 units, the base of the larger triangle will be 4 x 3, or 12 units. Which of the answers have a triangle with a base of 12? Answer: D

OAA Review

ft 15ft Original Space Perimeter = = 80 ft 50 ft New Space Perimeter = 30 ft = 160ft The new play space will have a perimeter twice the original (2x), or 80 ft larger. Original Space New Space

OAA Review ft 15ft Original Space Area = 25 x 15 = 375 ft² 50 ft New Space Area = 30 ft 50 x 30 = 1500 ft² The new play space will have an area 4 times larger than the original. Original Space New Space

OAA Review

/8 is about 5 inches. You can cut four 5 inch pieces from a 20 inch long piece. Or 20 ÷ 5 = 4 Answer :B

OAA Review

It looks like park received about of the votes. 80 x = 10 students Answer: B

OAA Review

Dramas: action 8:6, simplified to 4:3 Answer :C

OAA Review

$450 3 $ 300 = 2 = 150% Answer: C

OAA Review

The circle graph makes it easier to see how a fraction of students eating one type of food compares to all of the students. The bar graph makes it easier to see the number of students eating the different foods. The bar graph also shows the actual numbers and the circle graph shows the percents.

OAA Review

Answer: D

OAA Review

$120 $ x 1.5 hrs = 6 hrs 120 x 6 ÷ 1.5 = $480 Answer: A

OAA Review

A = bh A = 30 in · 26 in A = 780 in² Answer: D

OAA Review A = bh ÷ 2 A = 30 in · 26 in 2 A = 390 in² Answer: C

OAA Review Agenda Notes – Homework – Homework Practice CH 2b Due Tuesday, April 29 OAA Practice Test – Monday May 5 OAA Math Test -Thursday, May 8