Measurement

Hong Kong

Stage 1 - Stage 3

Find the surface area of the sphere shown.

Round your answer to two decimal places.

Easy

Approx a minute

Find the surface area of the sphere shown.

Round your answer to two decimal places.

A sphere has a surface area of $450$450 cm^{2}. Find the radius $r$`r` of the sphere.

Round your answer to two decimal places.

Enter each line of working as an equation.

Find the surface area of the following sphere.

Round your answer to two decimal places.

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