CPM Homework Help : INT2 Problem 1-51

For each rectangle below, what is the area of each part and what is the area of the whole?

generic rectangle

top left edge $11$

top edge right $+8$

left edge top $7$

interior top left is blank

interior top right is blank

left edge bottom $+3$

interior bottom left is blank

interior bottom right is blank

Hint (a):

First, find the area of each individual box.

generic rectangle

top left edge $11$

top edge right $8$

left edge top $7$

interior top left $\color{blue}{77}$

interior top right $\color{blue}{56}$

left edge bottom $3$

interior bottom left $\color{blue}{33}$

interior bottom right $\color{blue}{24}$

More Help (a):

Add all of the areas together to get the entire area of the rectangle.

Answer (a):

$190$ square units

generic rectangle

top left edge $3x$

top edge right $-4$

left edge top $11x$

interior top left is blank

interior top right is blank

left edge bottom $-2$

interior bottom left is blank

interior bottom right is blank

Hint (b):

Follow the hints in part (a).