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Biblioteka

Math 7 Final (Geo/Prob) 2022

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Posljednje ažuriranje about 4 years ago
32 questions
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Pitanje 1
1.

Match the following math vocabulary term to it's definition or example.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

Net

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The sum of the area of the all lateral faces of a solid.

Compound Events

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Shows the two-dimensional pattern for a prism.

Sample Space

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Measures the space occupied by a solid.

Theoretical Probability

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The measure of a chance of a specific event occurring. Can be expressed as a ratio comparing favorable outcomes to all possible outcomes.

Lateral Area

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The set of all possible outcomes.

Median

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What should happen in an experiment, an investigation or procedure with varying results.

Box and Whisker Plots

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What actually happens after an experiment of many trials.

Probability

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The probability of two or more simple events.

Volume

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A way to display data on a number line by organizing it into 4 sections.

Experimental Probability

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The middle value of a set of data when listed in order from least to greatest.

Pitanje 2
2.

What is the measure of <ABC?

(Put the number only, you do not need to put the degree symbol)

Pitanje 3
3.

What is the measure of <ABC?

(Put the number only, you do not need to put the degree symbol)

Pitanje 4
4.

If ∠C and ∠D are complementary angles, m∠C = (4x + 3)°, and m∠D = (15x – 8)°, find m∠D.

Pitanje 5
5.

Find the value of x.

Pitanje 6
6.

Use appropriate tools strategically. <R and <S are supplementary. m<R =25° and m<S = (4x + 3)°. Find the value of x.

Pitanje 7
7.

The figure shows two angles. What is the value of x?

Pitanje 8
8.

Pitanje 9
9.

Angle A and angle C are vertical angles.  If m∠A=(3x+7)° and  m∠C=(x+53)°, what is the value of x?

Pitanje 10
10.

The sum of the three angles of a triangle is _________.

Pitanje 11
11.

Pitanje 12
12.

The diameter of a circle is 10 inches. What is the radius? Write the answer only.

Pitanje 13
13.

A circle has radius, r , diameter, d , and circumference, C. What ratio defines π?

Pitanje 14
14.

Find the circumference of a circle with a diameter of 25 feet. Express your answer as a decimal.

Pitanje 15
15.

What is the approximate circumference of a circle with a radius of 12 ft? Use 3.14 for π.

Pitanje 16
16.

What is the area of a circle with a diameter of 10 cm? Use 3.14 for π.

Pitanje 17
17.

What is the area of a circle with a radius of 8 feet?

Pitanje 18
18.

The measures of the sides of a right triangle are 3 yards, 4 yards, and 5 yards. What is the area of the triangle?

Pitanje 19
19.

What is the area of this shape?

Pitanje 20
20.

Pitanje 21
21.

A rectangular prism has a length of 36 in., a width of 24 in., and a height of 12 in. What is the volume of the prism?

Pitanje 22
22.

What is the Volume of the cube?

Pitanje 23
23.

A triangular prism has a base area of 12 cm and a height of 4 cm. What is the volume?

Pitanje 24
24.

Pitanje 25
25.

If the spinner is spun once, what is the probability it lands on an unshaded area?

Pitanje 26
26.

A standard die is rolled and a penny is tossed. Draw a tree diagram to show all possible outcomes.

Pitanje 27
27.

This spinner above is spun 40 times. The table shows the results. Use this to answer Questions 25-27.

What is the theoretical probabiltiy of landing on green or yellow?

Pitanje 28
28.

Using the spinner and table pictured in #25, what is the experimental probability it would land on green or yellow?

Pitanje 29
29.

Based on the experimental probability, if the spinner were spun 500 times, how many times would you expect to land on green or yellow?

Pitanje 30
30.

The box plot above shows the battery life, in hours, of a group of 16 laptops. What is the median number of battery life for the laptops?

Pitanje 31
31.

What percent of the laptops have a battery life of at least 6

hours?

Pitanje 32
32.

How many laptops have a battery

life less than 4.5 hours?