The starter and exit quiz of the lesson “Perimeter with composite rectilinear shapes”, from the unit “Perimeter and area” (Year 7 Maths) by Oak National Academy.
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Oak National Academy
12 questions
What is the length of the side marked a in the diagram?
What is the length of the side marked b in the diagram?
Mariam wants to fence in a pentagonal garden. Each side of the pentagon measures 6 meters. What is the perimeter of Mariam's garden?
Mia wants to enclose her garden in the shape of an irregular hexagon. The lengths of the sides of the hexagon are 5 m, 7 m, 4 m, 6 m, 9 m, and 8 m. What is the perimeter of Emma's garden?
Alex wants to frame a triangular picture. The lengths of two sides of the triangle are 80 cm and 120 cm. If the perimeter of the triangle is 350 meters, what is the length of the third side?
Jun wants to build a rectangular pond in his backyard. The pond has a length of 2.6 m and a perimeter of 8.6 meters. What is the width of the pond?
True or false? A composite shape is an alternative term for a compound shape.
Calculate the perimeter of the shape.
A ___ shape is a shape created using two or more basic shapes.
