Q.1
How many square millimetres are there in 1 m ?
  • 10,000
  • 10,000
  • 100,000
  • 1 million
Q.2
A square has an area of 120 cm . If it is cut from corner to corner into four right-angled triangles, what is the area of each triangle?
  • 60 cm2
  • 40 cm2
  • 30 cm2
  • 20 cm2
Q.3
What is the formula for finding the area of a right-angled triangle?
  • Area = base × height
  • Area = 1⁄2 × base × height
  • Area = 1⁄2 × base × height2
  • Area = 1⁄4 × base × height
Q.4
What is the area of a square whose sides are 1 metre long?
  • 1 m2
  • 10,000 cm2
  • 1 million mm2
  • All of the above
Q.5
What is the formula for finding the area of a circle?
  • Area = π × r2
  • Area = 2π × r
  • Area = π × r3
  • Area = (π × r)2
Q.6
Two right-angled triangles, when put together, make a square with and area of 36 cm . What is the length of the base of each triangle (not the diagonal side)?
  • 24 cm
  • 18 cm
  • 12 cm
  • 6 cm
Q.7
What is the formula for finding the circumference of a circle?
  • Circumference = 2π x diameter
  • Circumference = π x diameter
  • Circumference = π x radius
  • Circumference = π x radius2
Q.8
A rectangle has a length of 8 cm and a width of 2 cm. What is its area in mm ?
  • 16 mm2
  • 16 cm2
  • 160 mm2
  • 1,600 mm2
Q.9
What is the formula for calculating the perimeter of a rectangle?
  • Perimeter = (2 × length) + (2 × width)
  • Perimeter = length + width
  • Perimeter = 4 × length
  • Perimeter = length × width
Q.10
A square has an area of 144 cm . What is the length of the square’s sides?
  • 12 cm
  • 14 cm
  • 24 cm
  • 28 cm
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