BONUS (25 points plus a treat from Mr. Vail): A random point is chosen inside the large circle as shown. What is the theoretical probability that the point is NOT inside the shaded region?
Area of large circle: 78.5. Area of small circle: 12.56. 78.5 - 12.56 = 65.94 (white space). 65.94/78.5 = 0.84 or 84%
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monster
Reset all scores!
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magnet
Take 15 points!
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shark
Other team loses 25 points!
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banana
Go to last place!
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25
The dimensions of a poster are shown. What is the AREA of the poster after it is scaled up by 2.5?
20 inches x 25 inches = 500 square inches
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10
A rectangular pyramid is shown. What shape is a cross section perpendicular (vertical) to the base?
Triangle
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baam
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seesaw
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rocket
Go to first place!
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lifesaver
Give 15 points!
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5
Ava is rolling a regular six-sided die. What is the theoretical probability of landing on a number greater than 6?
0%
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15
The lengths of two sides of a triangle are 14 inches and 4 inches. Which of the following dimensions can be the possible third side of this triangle? 8, 9, 10, or 11 inches
11 inches (the two smaller sides must sum greater than the longest side)
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10
Ava is rolling a regular six-sided die. What is the theoretical probability of landing on a number less than 3?
2/6 of 1/3 or 33%
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25
The area of a triangle is 24 square inches. What is the height of the triangle if the base length is 6 inches?
A = 1/2 x b x h = 1/2 x ? x 6. Base = 8 inches
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5
Grogu is flipping a coin. What is the theoretical odds that it lands heads up on the fifth flip?
1/2 or 50%
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15
A coin is flipped 70 times and lands on tails 21 times. What is the relative frequency of the coin landing on tails?
21/70 or 30%
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10
The chance that it will thunderstorm is 28%. What is the chance that it does not thunderstorm?
100% - 28% = 72%
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25
What is the value of x?
11 degrees
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20
A scale drawing of a computer lab shows length of 32 feet and width of 48 feet. If each 8 feet of the lab equals 2 centimeters on a scale drawing, what are the dimensions of the scale drawing?
length: 4 x 2 cm = 8 cm, width: 6 x 2 cm = 12 cm. Answer: 8 cm x 12 cm
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boom
Lose 50 points!
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seesaw
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rocket
Go to first place!
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thief
Give points!
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10
A rectangular pyramid is shown. What shape is a cross section parallel (horizontal) to the base?