Perimeter

To find the perimeter we need to add all the measurements from around the outside. 8cm 8cm 8cm 8cm 8cm + 8cm + 8cm + 8cm = 32cm

Do we have to measure every side to work out the perimeter? 5cm 2cm 2cm 5cm 4cm 4cm

PERIMETER = 28 FT. What is the perimeter? 2 x 8 = _____ 2 x 6 = _____

PERIMETER = 28 FT. What is the perimeter? 2 x 10 = _____ 2 x 4 = _____

What is the perimeter? 7 cm 7 cm 4 X 7 = ____ PERIMETER = 28 cm.

PERIMETER = 41 cm What is the perimeter? 15 + 8 + 9 + 9 = ___ 15 + 8+ (2 x 9) = __ 8 cm PERIMETER = 41 cm

PERIMETER = 54 in. What is the perimeter? 14 + 20 + __ = ___ 14 + 20 + 20 = ___ 20 in. 14 + (2 x 20) = _______ 14 in. PERIMETER = 54 in.

Turn and Talk to your shoulder partner about perimeter Turn and Talk to your shoulder partner about perimeter. Then write down the perimeter for each shape. Which shapes have the same perimeter? c a b e d

AREA

Turn and Talk to your shoulder partner about area Turn and Talk to your shoulder partner about area. Then write down the perimeter for each shape. Which shapes have the same area? c a b e d