True or false about measuring space

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   Perimeter is the length around a shape's border.

2. Statement is true

   No

   Statement

   The C by D ratio changes with the circle's size.

3. Statement is true

   Yes

   Statement

   A triangle covers half its enclosing rectangle.

4. Statement is true

   No

   Statement

   Heron's formula needs the height of the triangle.

5. Statement is true

   Yes

   Statement

   All rectangles are cyclic figures.

Instructions

Decide whether each statement is true or false.

Explanation