**12) While shopping online, Ji Hun finds a square rug with an area of 11m2. He needs to know if it will fir in his 4x5 m bedroom.**

**a)**Estimate the side length of the rug to one decimal place.

**a)**52 cm

**b)**Check you estimate with a calculator.

**b)**676 mm

**c)**will the rug fit?

**c)**24 cm

**15) order the following number from least to greatest: 7, square root 46, 5.8, square root 27, 6.3.**

**17) carmel wants to mount an 18cm x 18cm square picture on a square board thay is four time the area of the picture.**

*what is the area of the picture?*

**a)****b)**what is the area of the board?

**c)**what are the dimensions of the board?