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10.4 Polygons, Perimeter, and Circumference
Naming figures by side count, summing interior and exterior angle measures, and measuring the distance around a boundary, straight-edged or curved.
Contemporary Mathematics, 10.4 Polygons, Perimeter, and Circumference
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3 exercises
10.4 Exercise 9
Find the measure of an interior angle in a regular octagon using the formula, and then find the sum of all the interior angles using the sum formula.
2.5
10.4 Exercise 15
Find the circumference of a circle with diameter 10 cm.
2.5
10.4 Exercise 17
Find the radius of a circle with a circumference of 12 in.
2.5
Adapted from Contemporary Mathematics © 2023 Rice University. Licensed under CC BY 4.0. Source: Contemporary Mathematics. Imported at revision fa7c1a1.