THIRD QUARTER GEOMETRY “ENLARGE IT” PROJECT



GEOMETRY “ENLARGE IT” PROJECT

OBJECTIVE: To enlarge, to scale, an object which fits in the palm of your hand.

Suggested ideas: It should be an object that is a prism, pyramid, cylinder, or cone.

Candy container soap box food box match box (empty) oatmeal container ice cream cone

(or anything else you can find that is 3-dimensional)

Suggested materials: cardboard foil Styrofoam

tissue paper Saran wrap wood

poster board cardstock

REQUIREMENTS:

A) Choose an object that will fit in the palm of your hand and get teacher approval.

B) Choose a ratio for enlargement (between 2 and 20 times the size of the object)

C) In a four page report, write up the following:

• Page 1: Provide a sketch of the original object with its measurements.

• Page 2: Tell the ratio of enlargement and show/explain the steps involved in calculating the enlarged values.

• Page 3: Provide a sketch of the enlarged object with its measurement.

• Page 4: Write an evaluation in which you answer all three of the following questions:

1) How much time did you spend on the project?

2) How difficult was it to actually enlarge your object?

3) What are the pros and cons of this project?

D) Create a model of your object using the enlarged values.

E) Hand in your report, the original object, and the enlarged model.

DUE DATES: (Project will be handed out May 18-19)

• May 28-29: Chosen object approved by teacher.

• June 1-2: Pages 1-3 of project due.

• June 4-5: Page 4, original object, and enlarged model due.

GEOMETRY “ENLARGE IT” PROJECT CHECKLIST

CRITERIA YOUR POINTS TOTAL POINTS

Due Dates:

1) Chosen model _____________ 3

2) First 3 pages of report _____________ 7

3) Final project handed in on time _____________ 5

Page 1 of Report:

4) Sketch is neat _____________ 5

5) Accurate actual measurements _____________ 10

with units given.

Page 2 of Report:

6) Enlargement ratio given _____________ 5

7) All work show for calculations _____________ 5

8) Correct calculations _____________ 15

Page 3 of Report:

9) Sketch is neat _____________ 5

10) Accurate actual measurements _____________ 5

with units given.

Page 4 of Report:

11) Question 1 answered _____________ 2

12) Question 2 answered completely_____________ 3

13) Question 3 answered completely_____________ 5

Enlarged object:

14) Original object handed in _____________ 5

15) Dimensions of enlarged object _____________ 15

are correct.

16) Enlarged model is neatly done _____________ 5

TOTAL POINTS _____________ out of 100 .

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