DoingMaths - Free maths worksheets
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Trigonometry - Free maths worksheets and other resources

Here are maths worksheets relating to finding missing sides and angles using trigonometry. We have resources on using sine, cosine and tan on right-angles triangles, isosceles triangles and more.
Trigonometry missing sides worksheet

Trigonometry - Find the missing sides worksheet

A worksheet with various right-angles and isosceles triangles where trigonometry is needed to find the missing side lengths. This worksheet uses cos, sin and tan.
trigonometry_-_missing_lengths.pdf
File Size: 265 kb
File Type: pdf
Download File

trigonometry_-_missing_lengths_answer_sheet.pdf
File Size: 265 kb
File Type: pdf
Download File


Trigonometry - Missing angles worksheet

Trigonometry - Find the missing angles worksheet

A worksheet containing various right-angles triangles with missing angles, requiring the use of trigonometry to find them. This worksheet use sin, cos and tan.
trigonometry_-_missing_angles.pdf
File Size: 266 kb
File Type: pdf
Download File

trigonometry_-_missing_angles_answer_sheet.pdf
File Size: 268 kb
File Type: pdf
Download File

Free trigonometry maths worksheets

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  • Home
  • Algebra
    • Algebraic expressions
    • Algebraic equations
    • Expanding brackets
    • Index notation
    • Quadratic equations
    • Sequences
    • Straight line graphs
    • Substitution
  • Shapes, space and measures
    • Angles
    • Circles
    • Circle theorems
    • Compound measures
    • Construction
    • Distance/speed-time graphs
    • Length, area and volume
    • Metric and Imperial conversions
    • Metric units of measurement
    • Proof
    • Scale factors, similarity and congruence
    • Symmetry and reflection
    • Time
    • Trigonometry
  • Number
    • Primary Addition and Subtraction
    • Addition and subtraction
    • Basic number work
    • Compound percentage change
    • Decimals
    • Fractions
    • Fractions, decimals and percentages
    • Money
    • Multiplication and division
    • Percentages
    • Ratio and Proportion
    • Rounding
    • Standard form
  • Statistics and Probability
    • Collecting data
    • Pie charts
    • Box plots
    • Probability
  • More
    • Starters >
      • Puzzles and riddles
      • Maths Wordsearches
      • More starter ideas
    • Internet articles
    • Mathematician of the Month
    • Contact us
    • Links
    • DoingMaths video channel
    • Privacy policy