Unit Conversion, SM-Bank 015

The square below has an area of 1 square centimetre.

1 cm² = _____ mm × _____ mm = _______ mm² (1 mark)

--- 0 WORK AREA LINES (style=lined) ---

A rectangle has an area of 1100 square millimetres.
Using the conversion equation, or otherwise, express the area of the circle in square centimetres. (1 mark)

--- 2 WORK AREA LINES (style=lined) ---

Show Answers Only

a. \(1\ \text{cm}^{2} = 10\ \text{mm}\ \times\ 10\ \text{mm}\ = 100\ \text{mm}^{2} \)

b. \(11\ \text{cm}^{2}\)

Show Worked Solution

a. \(1\ \text{cm}^{2} = 10\ \text{mm}\ \times\ 10\ \text{mm}\ = 100\ \text{mm}^{2} \)

b. \(1100\ \text{mm}^{2}\)	\(= \dfrac{1100}{100} \)
	\(=11\ \text{cm}^{2} \)