G5 Mathematics M8 W1 (Quiz)

What are the formulas used in finding the circumference of a circle?

​ (a)   is any line segment with its endpoint on the circle.

• Chord
• Radius
• Circumference
• Circle
• Diameter

​ (a)   is the longest chord of a circle.

• Diameter
• Radius
• Circumference
• Circle
• Chord

​ (a)   ​ is the distance around the circle.

• Circumference
• Radius
• Circle
• Chord
• Diameter

What does the red line represent?

• The circumference of the circle

• The diameter of the circle

• The radius of the circle

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

Mathematical Equivalence

ON

What is the circumference of a circle with a diameter of 8 m?

Mathematical Equivalence

ON

The diameter of a circle is 3 centimeters. What is the circumference?

Mathematical Equivalence

ON

what is the circumference of this circle, if the diameter is 12cm?

Mathematical Equivalence

ON

Alex has trained his puppy, Popper, to jump through a ring. According to Alex's measurements and calculations, the ring has a diameter of 3.5 feet. What is the ring's circumference?

Mathematical Equivalence

ON