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Mensuration

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Area and Perimeter of 2D Shapes

Subtopic

Area and Perimeter of 2D Shapes under Mensuration for Grade 12 IGCSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    A semi-circle has a radius of 1010 cm. What is its area in terms of π\pi?

    A.

    100π100\pi cm2^2

    B.

    25π25\pi cm2^2

    C.

    50π50\pi cm2^2

    D.

    10π10\pi cm2^2

  2. 2.

    Calculate the area of a trapezium where the parallel sides are 55 cm and 99 cm, and the height is 44 cm.

    A.

    2828 cm2^2

    B.

    5656 cm2^2

    C.

    4545 cm2^2

    D.

    1818 cm2^2

  3. 3.

    A sector of a circle has a radius of 99 cm and a central angle of 120∘120^\circ. What is the arc length?

    A.

    3π3\pi cm

    B.

    9π9\pi cm

    C.

    6π6\pi cm

    D.

    18π18\pi cm

Download the worksheet for Mensuration - Area and Perimeter of 2D Shapes to practice offline. It includes additional chapter-level practice questions.

Arc Length and Sector Area

Subtopic

Arc Length and Sector Area under Mensuration for Grade 12 IGCSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Find the area of a sector with a radius of 12 cm12\text{ cm} and a central angle of 45∘45^{\circ}, giving your answer to two decimal places.

    A.

    28.27 cm228.27\text{ cm}^2

    B.

    113.10 cm2113.10\text{ cm}^2

    C.

    9.42 cm29.42\text{ cm}^2

    D.

    56.55 cm256.55\text{ cm}^2

  2. 2.

    Calculate the arc length of a sector where the radius is 5 cm5\text{ cm} and the central angle is π4\frac{\pi}{4} radians. (Use π≈3.142\pi \approx 3.142)

    A.

    7.85 cm7.85\text{ cm}

    B.

    3.93 cm3.93\text{ cm}

    C.

    1.57 cm1.57\text{ cm}

    D.

    19.63 cm19.63\text{ cm}

  3. 3.

    A circle has a radius of 10 cm10\text{ cm}. Find the area of a sector with a central angle of 1.51.5 radians.

    A.

    37.5 cm237.5\text{ cm}^2

    B.

    150 cm2150\text{ cm}^2

    C.

    75 cm275\text{ cm}^2

    D.

    15 cm215\text{ cm}^2

Download the worksheet for Mensuration - Arc Length and Sector Area to practice offline. It includes additional chapter-level practice questions.

Surface Area and Volume of 3D Solids

Subtopic

Surface Area and Volume of 3D Solids under Mensuration for Grade 12 IGCSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Find the surface area of a sphere with a radius of 0.50.5 cm. Leave your answer in terms of π\pi.

    A.

    0.25π0.25\pi cm2^2

    B.

    π\pi cm2^2

    C.

    2π2\pi cm2^2

    D.

    0.5π0.5\pi cm2^2

  2. 2.

    A cylinder has a volume of 80π80\pi cm3^3 and a height of 55 cm. What is its radius?

    A.

    1616 cm

    B.

    88 cm

    C.

    44 cm

    D.

    22 cm

  3. 3.

    A cuboid has sides xx, 2x2x, and 3x3x. If x=2x = 2 cm, what is its volume?

    A.

    4848 cm3^3

    B.

    2424 cm3^3

    C.

    1212 cm3^3

    D.

    3636 cm3^3

Download the worksheet for Mensuration - Surface Area and Volume of 3D Solids to practice offline. It includes additional chapter-level practice questions.

Mensuration - IGCSE Grade 12 Maths Notes & Revision | Krit.club