Wednesday, January 18, 2012

Geometry ~ Perimeter

Student's helping each other.

If you wanted to measure the perimeter of this parallelogram, would you have to measure all four sides?

Assignment: Draw three different parallelograms
and rectangles on the centimeter grid paper.
Measure the perimeter of each shape.
Show you math thinking and write a number sentence.
Example  4 + 4 = 8,  2 + 2 = 4 (Then record the total and label your answer) 8 + 4 = 12 cm
[3] G-6 estimating or determining area or perimeter of rectangular or square shapes on grids (M5.1.4)
Measuring by cm

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