1) 
A rectangle measures 15 cm
by 11 cm.
How long is each diagonal to one decimal place? 
cm 


2) 
Work out 
Ö2 + Ö5
3 
to four significant
figures. 




3) 
Find the length of arc of a
quadrant of a circle with radius 9 cm.
Give your answer to three significant figures. 

cm 


4) 
Use the formula v = Ö(2gh)
to find v when g = 9.8 and h = 20.
Give your answer to three significant figures. 




5) 
Find the positive value of
x so that x ^{2} + 3x = 200.
Give your answer to 2 decimal places. 
















