Circumference and Area of a

Marisa purchases a pot for her father's garden. The diameter of the bottom of the pot is 18 cm. What is the area of the pot's bottom? (Round to the nearest whole number.)

• 28 cm²

• 57 cm²

• 254 cm²

• 1017 cm²

The largest cookie ever baked measured a radius of 51 feet.  Which of these is the closest to the area of the cookie?  

• 2601 ft²

• 8167 ft²

• 2042 ft²

• 162 ft²

What is the circumference of this circle?

• 37.68 yd

• 75.36 yd

• 113.04 yd

• 18.84 yd

What is the circumference of this circle?

• 28.26 m

• 63.6 m

• 56.52 m

• 254.34 m

What is the circumference of this circle?

• 17.3 mm

• 23.7 mm

• 95 mm

• 34.54 mm

What is the circumference of this circle?

• ^{6.3 mi}

• ^{3.14 mi}

• ^{12.56 mi}

• ^{15.8 mi}

What is the circumference of this circle?

• ^{25.12 m}

• ^{50.24 m}

• ^{12.56 m}

• ^{200.96 m}

What is the circumference of this circle?

• ^{62.8 in}

• ^{314 in}

• ^{31.4 in}

• ^{78.5 in}

What is the circumference of this circle?

• ^{43.96 ft}

• ^{153.86 ft}

• ^{51.2 ft}

• ^{215 ft}

What is the area of this circle?

• ^{25.12 m²}

• ^{50.24 m²}

• ^{12.56 m²}

• ^{200.96 m²}