Chapter 6
Orville and Wilbur Wright made the first airplane flights in 1903. Wilbur's flight was 364 feet. This was 120 feet longer than Orville's flight. Write an equation to represent the flights. Use bar diagram if needed. Then solve to find the length of Orville's flight.
d+120+ 364:244 ft
Identify each angle pair as adjacent, vertical, or neither.
<2 and <5
Vertical
Find the radius or diameter of each circle with the given dimension.
d= 3 m
1.5 m
When making a book cover, Anwar adds an additional 20 square inches to the surface area to allow overlap. How many square inches of paper will Anwar use to make a book cover for a book 11 inches long 8 inches wide and 1 inch high?
207 in2
Three out of every10 students ages 6-14 have a magazine subscription. Suppose there are 30 students in Annabelle's class. About how many will have a magazine subscription?
9 students
A race car can travel at a rate of 205 miles per hour. At this rate, how far would it travel in 3 hours? Use r= d/t. Write an equation and then solve.
205+d/3; 615 mi
<A and <B are complementary angles. The measure of <B is (4x), and the measure of <A is 50 degrees. What is the value of x?
10
Find the area of each circle. Round to the nearest tenth. Use 3.14 or 22/7 for pie.
Diameter = 16 m
3.14x8x8=201.0m squared
For a certain game, the probability of choosing a car with the number 13 is 8/1,000. Find the probability of not choosing a card with the number 13. Then describe the likelihood of the event occurring.
124/ 125, 99.2%, It is very likely that card 13 will not be chosen.
To determine whether the students will attend an arts festival at the school, Oliver surveys his friends in the art club. all of Oliver's friends plan to attend. So, Oliver assumes that all the students at his school will also attend.
Determine whether each conclusion is valid.
The conclusion is not valid.
-5w = -24.5 (Solve each equation. Check your solution)
4.9
Draw a triangle that satisfies each set of conditions. Then classify the triangle.
A triangle with three acute angles and three congruent sides
acute equilateral
Mike installed the window shown. How many square feet is the window? Round to the nearest tenth. Use 3.14 for pie. (Picture will be on the board.)
3.9ft squared
The experimental probability of a coin landing on heads is 7/12. If the coin landed on tails 30 times, find the number of tosses.
72 tosses
The table lists the five largest land vehicle tunnels in the United States. Write a convincing argument for which measure of center you would use to emphasize the average length of the tunnels. ( table will be shown on the board)
The mean is 8,638 and the median is 8,941. since the median is greater than the mean, use the median to emphasize the average length.
Syreeta wants to buy some CDs that each cost $14, and a DVD that costs $23. She has $65. Write and solve an equation to find how many CDs she can buy.
Equation: 14c +23=65
Solution: 3 CDs
On a map, the distance from Akron to Cleveland measures 2 centimeters. What is the actual distance if the scale of the map shows that 1 centimeter is equal to 30 kilometers?
60 km
One cabinet measures 3 feet by 2.5 feet by 5 feet. A second measures 4 feet by 3.5 feet by 4.5 feet. Which volume is greater. Explain.
Second cabinet; 37.5 ft3 < 63 ft3
What is the probability of rolling a number greater than 4 on a number cube. Explain
1/3; There are 2 numbers out of 6 on a number cube that are greater than 4. 2/6 = 1/3
Select an appropriate display for each situation.
The median age of members in a community band
box plot; shows the median
-7 (z-6) = -70 (Solve each equation. Check your solution)
16
Determine whether each statement is always, sometimes, or never true. Explain your reasoning.
A pyramid has parallel faces.
Never
Find the height.
Square pyramid: volume 1,024 cm3; base edge 16 cm
12 cm
A game requires drawing balls numbered 0 through 9cfor each of four digits to determine the winning number. Describe a model that could be used to simulate the selection of the number.
Repeat the random number function of a graphing calculator 4 times.
How do you add?
You multiply