zMath Intervention Math  - Unit 14: Introduction to Geometry
Some of the questions in this unit may be answered by recording an audio file. If you chose to record the answer, click on the "Add Recording" button and follow the on-screen instructions closely. Once you have completed and attached the recording, enter the word “COMPLETE” in the text box. (Note: If your computer does not have a built-in microphone, a microphone or microphone/headset combination is needed to record audio.)

Points and Lines

Refer to the word box below to answer the next four questions.

1) All the points that lie in a never-ending flat surface form a __________.

250 character(s) left

2) A straight path that has two endpoints is called a __________.

250 character(s) left

3) What type of lines (falling in the same plane) are equidistant apart and never meet?

250 character(s) left

4) What type of lines form right angles when they intersect (cross each other)?

250 character(s) left

Use the illustration below to answer the next three questions. Click to view the parallel lines cut by a transversal in a pop-up window.

5) Name a line segment on line “s”.

250 character(s) left

6) Name a pair of parallel lines.

250 character(s) left

7) Name a pair of perpendicular lines.

250 character(s) left

8) In the figure below, there are five different planes, the plane on which the pyramid sits and the planes represented by the four sides of the pyramid. Use three letters to name (a) the plane on which the square pyramid sits and (b) a plane represented by one of the sides.

4000 character(s) left

Angles

9) What is the name of the geometric figure that begins at a point and is a set of all points that make a never-ending straight path extending in only one direction?

10) What is the name of the point where two rays meet to form an angle?

Refer to the figure below to answer the next three questions. Click to view the figure in a pop-up window.

11) Rays IJ and IK meet to form angle JIK. What is the name of the vertex of angle JIK?

12) Point M falls in the interior of what angle(s)?

13) What point lies in the exterior of angles HIJ, JIK, and HIK?

250 character(s) left

Measuring Angles

14) What unit is used to measure angles?

15) What is true about the three angles shown below?

16) Answer the following questions about the given angle: (a) What is the angle’s measure? (b) Is the angle acute, obtuse, or right?

4000 character(s) left

17) Answer the following questions about the given angle: (a) What is the angle’s measure? (b) Is the angle acute, obtuse, or right?

4000 character(s) left

Constructions

18) Draw or trace segment AB on paper. Using a compass, construct a congruent segment and name it DE. Explain the steps for completing this task.

20000 character(s) left



Attachments
There are no attachments

 Attach a File
19) In the given construction, what ray bisects angle DEF into two congruent angles and what are the names of the two congruent angles?

Angle Relationships

20) What type of angle measures 90 degrees?

21) What type of angle measures 180 degrees?

Refer to the figure below to answer the next two questions.

22) What is the name of the angle that is supplementary to angle VST and what is its measure?

4000 character(s) left

23) What is the name of the angle that is complementary to angle VST and what is its measure?

4000 character(s) left

Circles

Refer to the figure below to answer the next five questions. Click to view the figure in a pop-up window.

24) Name three radii (plural of radius) of Circle L.

4000 character(s) left

25) Name the diameter of Circle L.

250 character(s) left

26) Name a chord in Circle L.

250 character(s) left

27) Which statement is NOT true about circle L?

28) Explain why Segment RL can be said to be one-half of Segment QM.

20000 character(s) left



Attachments
There are no attachments

 Attach a File
Circumference

29) What is the circumference of a circle with a radius of 24 centimeters?

250 character(s) left

30) What is the circumference of a circle with a diameter of 48 centimeters?

250 character(s) left

31) What is the diameter of a circle with a circumference of 100 inches? Round the answer to the nearest whole number and label the answer correctly.

250 character(s) left

32) What is the radius of a circle with a circumference of 250 feet? Round the answer to the nearest whole number and label the answer correctly.

250 character(s) left

33) The measure from the center of a wheel to its tire’s edge is 13 inches. How many revolutions will the tire have made after traveling one mile? Follow the prompts below to help solve this problem.

4000 character(s) left

34) If you were directed by your school to complete Offline Activities for this course, please enter the information on the Log Entry form.
No offline activities found
0 Hour(s) & 0 Minute(s)

If you are NOT required to complete Offline Activities for this course, please check the box below.





Attachments
There are no attachments

 Attach a File