Finding the Perimeter of Any Given Plane Figure

What is the perimeter of a triangle with sides 10cm, 14cm, and 20cm?

• A. 34 cm

• B. 44 cm

• C. 54 cm

• D. 64 cm

If the length and width of a rectangle are 15 yards and 12 yards, what is the perimeter?

• A. 54 yards

• B. 65 yards

• C. 76 yards

• D. 80 yards

Find the perimeter with the following lengths measures7cm, 9cm 7cm and 15 cm?

• A. 35 cm

• B. 36 cm

• C. 37 cm

• D. 38 cm

What is the formula in finding the perimeter of a parallelogram?

• P = side x 4

• P = (2 x a) + (2 x b)

• P = side + side + side

• P = a + b + c + d

The sum of lengths of all sides of plane figure is called its____

• Area

• Perimeter

• Boundary

• None of the above

The sum of lengths of all sides of a plane figure is called its_____

• Area

• Perimeter

• Boundary

• None of the above

Jeno will put a lace around a rectangular frame having a length of 15 cm and width of 10 cm. How many centimeters of lace will he need?

• 50 cm

• 53 cm

• 54 cm

• 55 cm

Ken is adding a ribbon border to the edge of his kite. Two sides of the kite measure 9.5 inches, while the other two sides measure 17.5 inches. How much ribbon does he need?

• 45 in

• 50 in

• 54 in

• 64 in

Before a soccer practice, Ken warms up by jogging around the entire soccer field. The field measures 80 meters by 120 meters. If Ken wants to know how many meters he jogged in all, which measurement should he find?

• Area

• Length

• Perimeter

• Width

L + W + L + W

• Area

• Perimeter