Geometry - Circle Circumference - Intro
50 Topics, 6 Skills
Circles - Find Diameter from Radius
Topic 1
Circumference - to Pi Value
Topic 2
Circumference from Diameter - to Pi Value
Topic 3
Circumference from Diameter - to Pi Value
Topic 4
Multiply by Pi - Approximation from Number
Topic 5
Multiply by Pi - Approximation
Topic 6
Circumference from Diameter (with calculator)
Topic 7
Circumference from Radius (with hint and calculator)
Topic 8
Circumference from Radius - to Pi Value
Topic 9
Circumference from Radius - to Pi Value
Topic 10
Circumference - to Pi Value
Topic 11
Circumference - Radius to Equation
Topic 12
Multiply by Pi - Approximation from Number
Topic 13
Multiply by Pi - Approximation
Topic 14
Circumference from Diameter (with hint and calculator)
Topic 15
Circumference from Radius (with hint and calculator)
Topic 16
Circumference from Radius (with calculator)
Topic 17
Circumference (with calculator)
Topic 18
Multiply by Pi - Approximation
Topic 19
Circumference from Diameter (with hint and calculator)
Topic 20
Circumference from Diameter (with calculator)
Topic 21
Circumference from Radius (with calculator)
Topic 22
Circumference (with hint and calculator)
Topic 23
Circumference (with hint and calculator)
Topic 24
Circumference (with calculator)
Topic 25
Pi - Number to Circle Ratio
Topic 26
Pi - Greek Letter to Number
Topic 27
Pi - Circle Ratio to Number
Topic 28
Parts of a Circle
Topic 29
Circles - Find Radius from Diameter
Topic 30
Circumference - Radius and Pi Definition to Equation (Symbols)
Topic 31
Pi - Definition to Name - First Time
Topic 32
Pi - Greek Letter to Circle Ratio
Topic 33
Circles - Find Diameter from Radius
Topic 34
Circumference - Diameter and Pi Definition to Equation (Decimals)
Topic 35
Circumference - Radius and Pi Definition to Equation (Decimals)
Topic 36
Circumference - Diameter and Pi Definition to Equation (Symbols)
Topic 37
Circumference - Diameter to Equation
Topic 38
Circumference - Equation to Diameter
Topic 39
Circumference - Equation to Radius
Topic 40
Multiply by Pi - Approximation from Number
Topic 41
Circumference from Diameter
Topic 42
Circumference from Diameter
Topic 43
Circumference from Radius
Topic 44
Circumference from Radius
Topic 45
Circumference
Topic 46
Circumference
Topic 47
Circles - Rule to Find Diameter from Radius - Simple
Topic 48
Circles - Rule to Find Radius from Diameter - Simple
Topic 49
Parts of a Circle - True/False
Topic 50
This topic focuses on practicing the skill of multiplying various numbers by the mathematical constant Pi (π) approximately using its common value of 3.14. The problems are designed to help students understand the concept of the circle circumference within geometry. Each problem asks students to calculate the product of a number and 3.14, and then choose the correct answer from multiple options. The exercise helps students approximate real multiplication scenarios using Pi, enhancing their ability to solve geometry problems related to circle circumferences.
Work on practice problems directly here, or download the printable pdf worksheet to practice offline.
Complete this topic with 80% correct, working as fast as you can! Results are immediate.
Approximate this number multiplied by Pi (π)
9 x 3.14