Math Problem Statement
Question content area top Part 1 Challenge How many flowers, spaced every 4 in., are needed to surround a circular garden with a 125-ft radius? Use 3.14 for pi. Question content area bottom Part 1 enter your response here flowers are needed to surround the circular garden.
Solution
To determine how many flowers are needed to surround the circular garden, we first need to calculate the circumference of the garden and then divide that by the spacing between the flowers.
Step 1: Calculate the Circumference of the Garden
The formula for the circumference of a circle is:
Where:
- is the circumference,
- is approximately 3.14,
- is the radius of the circle.
Given:
- The radius .
Using , we can compute the circumference:
Step 2: Convert the Circumference to Inches
Since the flowers are spaced every 4 inches, it's easier to convert the circumference from feet to inches. There are 12 inches in a foot, so:
Step 3: Determine How Many Flowers Are Needed
The flowers are spaced every 4 inches, so the number of flowers needed is:
Final Answer:
You need 2,355 flowers to surround the circular garden.
Would you like any further details or clarifications on this?
Here are some related questions:
- How would the result change if the spacing between flowers were increased to 6 inches?
- What if the garden had a different radius, say 100 feet—how many flowers would be needed?
- How can we calculate the area of the garden based on the given radius?
- How does the use of 3.14 as an approximation for pi affect the precision of the result?
- How would the number of flowers change if the spacing between them were reduced to 2 inches?
Tip: Always convert all units to the same measurement before performing calculations (e.g., inches in this case) to ensure consistency in your work.
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Math Problem Analysis
Mathematical Concepts
Geometry
Circumference of a Circle
Unit Conversion
Formulas
Circumference of a Circle: C = 2πr
Unit Conversion: 1 ft = 12 inches
Theorems
Circle Circumference Theorem
Suitable Grade Level
Grades 6-8