Question

vocabulary

1. circumference: the distance around a type answer here.

1. diameter: a line that passes through the center of a circle, connecting two points on its type answer here.

1. radius: half of the diameter of a circle.

Explanation:

Define circumference

Using the Circumference of a Circle concept, circumference is the perimeter of a circle.
The definition is completed by adding "circle".

Define diameter

Using the Diameter and Radius concept, a diameter connects two points on the boundary.
The boundary of a circle is its circumference.
The definition is completed by adding "circumference".

Answer:

Question 1

1. Circumference: The distance around a <blank>circle</blank>.

Question 2

1. Diameter: A line that passes through the center of a circle, connecting two points on its <blank>circumference</blank>.