Maths

• How do you find the area of a circle?


  πr^2
• How do you find the circumference of a circle


  $pi d$
• how do you find the area of a kite


  $b*$$h/2$
• How do you find the area of a trapezium


  $(a+b)h/2$
• What is the circumference of a semicircle?


  $pid/2+$$d$
• What do you plot for a grouped frequency diagram?


  Groups
• What do you plot for cumulative frequency graph?


  Upper bound against cumulative frequency
• What do you plot for a frequency polygon?


  mp against frequency
• how do you find the area of a semi-circle?



  $pir^2/2$