1a. 
Write a number sentence for the total area, thinking of one rectangle or two. 

_____ × ( _____ + _____ ) 
= 
_____ × _____  +  _____ × _____  = ________ 
area of the
whole rectangle 

area of the first part 

area of the second part 




2a. 
Find the area of the square.



3a. 
Draw a twopart rectangle to match the given number sentence for its total area.
26 × (11 + 38) 
= 
_____ × _____  +  _____ × _____  = ________ 
area of the
whole rectangle 

area of the first part 

area of the second part 




4a. 
Find the missing side length, when the perimeter is 60.


