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Finding the Area of Any Triangle

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Question 8

A triangular pennant flag has two edges of length 20 cm and 25 cm. The angle formed where these two edges meet is 35∘35^\circ35∘.

Work out the area of the flag.
Give your answer to 1 decimal place.

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Finding the Area of Any Triangle Questions

  1. GCSE
  2. /Maths
  3. /Finding the Area of Any Triangle

Practise Edexcel GCSE Maths Finding the Area of Any Triangle with exam-style questions for Foundation and Higher tier. 42 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank

Surds
Bounds
Direct and Inverse Proportion
Quadratic Formula
Factorising Harder Quadratics
Algebraic Fractions
Rearranging Harder Formulae
Trigonometric and Exponential Graphs
Inverse and Composite Functions
Iteration
Finding the Area of Any Triangle
The Sine Rule
The Cosine Rule
Congruent Triangles
3d Pythagoras and Trigonometry
Histograms
Conditional Probability