Math 6 - Lesson 10.3B: Area of Other Polygons

Give the minimum number of identical triangles you could divide each regular polygon into so that you could find the area of the polygon.

• 5

• 4

• 6

• 3

Give the minimum number of identical triangles you could divide each regular polygon into so that you could find the area of the polygon.

• 6

• 4

• 5

• 7

• 61.5 in²

• 12.3 in²

• 123 in²

• 10.25 in²

• 2032.8 cm²

• 338.8 cm²

• 4065.6 cm²

• 677.6 cm²

Give the minimum number of identical triangles you could divide each regular polygon into so that you could find the area of the polygon.

• 8

• 6

• 10

• 7

Give the minimum number of identical triangles you could divide each regular polygon into so that you could find the area of the polygon.

• 12

• 14

• 10

• 8

• 110 cm²

• 22 cm²

• 220 cm²

• 44 cm²

• 4.6 in

• 9.2 in

• 13.8 in

• 27.6 in

• 2.4 ft

• 4.8 ft

• 0.4 ft

• 1 ft

Use the given information to find the area of each regular polygon.

• 155.2 in²

• 19.4 in²

• 77.6 in²

• we cannot answer, there is no height