Area

What is the total area of the pink model?

• 3

• 4

• 7

• 12

How can you find the area of this shape without counting all the squares?

• I can count the squares across and down then multiple.

• I can complete the region

• I can complete the region, count the squares across and down, then multiply. Once I have the total area of the region, I can subtract out the part that is not shaded to get the area of the shaded part.

• I can count all the squares that are shaded.

How can you find the area of this shape?

• Multiply the numbers 2 x 4=8

• I can multiply the numbers and split it in half because it is only have of the area since it is a triangle. 2 x 8=8. Half of 8 is 4

• I can draw the rest of the rectangle. Recognize that the length is 4 and the width is 2. Multiple the numbers and divide in half because half the region is shaded.

• I can add the numbers

What is the greatest number of units that will fit in the rectangle?

• 30 units

• 14 units

• 21 units

• 10 units

What is the formula for finding area of a rectangle?

• A = l•w

• A = s•df

• A = b•c

• A and C

• 30 units

• 32 units

• 23 units

• 36 units