Y8 Unit 4 Review

• 12,6 cm

• 25,1 cm²

• 25,1 cm

• 50,2 cm²

• 2 m

• 63,6 m²

• 14,13 m

• 1,4 m

• 69,7 cm²

• 324 cm²

• 254,3 cm²

• 18 312,5 cm²

If the area of a circle is 254,34 cm² , what is the length of it's radius? Use 3.14 for pi and round to one decimal place.

• 81 cm

• 798,6 cm³

• 9 cm

• 10 cm

• 25 degrees

• 180 degrees

• 6 degrees

• 90 degrees

Calculate the length of a circular arc that has an angle of 45 degrees and has a radius of 3,5 dm. Use 3,14 for pi and round to one decimal place.

• 2,7 dm

• 22 dm

• 4,8 dm²

• 157, 5 dm

• 3 cm²

• 12 cm³

• 24 cm

• 24cm²

• 24 cm³

• 325 m³ and 325 000 liters

• 3,25 m³ and 3, 25 liters

• 3,25 m³ and 3 250 liters

• 325 m³ and 325 liters

5 m³ is how many cm³?

• 500 cm³

• 5 000 cm³

• 5 000 000 cm³

• 0,005 cm³

8,9 dm³ is how many liters?

• 89 liters

• 0,89 liters

• 890 liters

• 8,9 liters