Beautiful Trigonometry vs GCSE Statistics Practice Pro

See how trigonometry works. Move an angle. Watch a triangle change. Explore the unit circle. Beautiful Trigonometry turns abstract formulas into interactive pictures you can understand. LEARN BY EXPLORING Adjust sliders and see how angles, sides, values and graphs respond instantly. Follow the connection between geometry and the formulas you learn at school. FIVE COMPLETE LESSONS, FREE • Acute Angle Trigonometry: explore sine, cosine, tangent and cotangent in a right triangle. • Full Circle Trigonometry: see values, coordinates and signs across 360°. • Triangle Area with Sine: discover how two sides and an angle determine area. • Law of Cosines: calculate a missing side and connect the rule to Pythagoras. • Trigonometric Identity: understand sin² α + cos² α = 1 using a triangle and the unit circle. GO FURTHER WITH PRO • Explore and compare graphs of sine, cosine, tangent, cotangent, secant and cosecant. • Change function parameters and see how graphs transform. • Unlock six advanced categories in the trigonometric formula library. • Reveal the Same Area Pair visual helper in the triangle area lesson. Core relationships and Pythagorean identities remain free in the formula library. You can preview premium content before unlocking it. ONE PURCHASE. NO SUBSCRIPTION. Trigonometry Pro is a one-time in-app purchase that unlocks all Pro features in this app. Made for high-school students discovering trigonometry, teachers explaining it visually, and curious learners revisiting the basics. Explore an angle. Discover the connection. Make sense of trigonometry.

GCSE Statistics Quiz is a quiz-based learning app designed to support students preparing for GCSE Statistics examinations. The app focuses exclusively on multiple-choice questions, allowing learners to practise key syllabus topics through structured, topic-wise quizzes. Each quiz is aligned with GCSE Statistics standards and helps learners review concepts, test understanding, and identify areas for improvement through regular practice. Key Features • MCQ-based practice aligned with GCSE Statistics • Topic-wise quizzes covering the syllabus • Instant scoring for self-assessment • Simple and distraction-free interface • Suitable for independent study or classroom revision Topics Covered Data Collection and Planning Population and sample, sampling methods (random, stratified, systematic, quota), primary and secondary data, questionnaire design, bias, and ethics in data handling. Data Types and Representation Qualitative and quantitative data, discrete and continuous data, categorical and ordinal data. Data Presentation and Diagrams Bar charts, histograms, pie charts, line graphs, pictograms, and stem-and-leaf diagrams. Measures of Central Tendency Mean, median, mode, range, quartiles, and interquartile range. Probability Basics Probability scale, theoretical and experimental probability, mutually exclusive events, independent events, and conditional probability. Probability Techniques Sample space diagrams, tree diagrams, Venn diagrams, two-way tables, relative frequency, and expected frequency. Correlation and Regression Scatter diagrams, positive, negative, and no correlation, line of best fit, and basic regression concepts. Data Distributions Normal and skewed distributions, frequency polygons, cumulative frequency graphs, box plots, and percentiles. Statistical Inference and Testing Hypothesis formation, significance levels, p-values, chi-square test basics, t-test basics, and interpretation of results. Who This App Is For • GCSE Statistics students • Learners revising statistics concepts • Teachers supporting exam preparation • Anyone practising data handling and probability fundamentals GCSE Statistics Quiz provides structured MCQ practice to help learners review key topics and strengthen their understanding of statistics concepts. Download GCSE Statistics Quiz to practise GCSE Statistics through focused, topic-wise multiple-choice questions.