Sign in to jmaths to print this page or save it as a PDF: jmaths-8ce638778fd6.herokuapp.com/maths/ai-sl/geometry-trigonometry/12-10-3/problems/

jmaths

IB Mathematics: Applications and Interpretation SL · 12.10: Geometry & Trigonometry · 12.10.3

Area of a triangle Problem set A Answers

Skills

  1. 45.2 cm²

  2. 26.8 cm²

  3. 49.5°

  4. 11.7 cm

  5. A = 34.4°

  6. Shown

In context

  1. 8.90 m²

  2. 5.20 m

    1. (a) 88.6°
    2. (b) 2630 m²

Stretch

  1. 49.6° or 130°

    1. (a) 31.5 cm²
    2. (b) 9.17 cm
    3. (c) 73.4°
    4. (d) 57.2 cm²

jmaths.xyz · AI SL · 12.10.3 Area of a triangle