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Geometrylessons.github Now
function handleOptionClick(event)
function updateScoreDisplay() let correctCount = 0; for (let i = 0; i < questions.length; i++) if (userAnswers[i] !== null && userAnswers[i] === questions[i].correct) correctCount++; const scoreEl = document.getElementById('scoreDisplay'); if (scoreEl) scoreEl.innerText = `Score: $correctCount / $questions.length`; geometrylessons.github
<!-- Triangles & Congruence --> <div class="card"> <div class="card-header"> <h2>🔺 Triangles & Congruence</h2> <p>SSS · SAS · ASA · AAS · HL</p> </div> <div class="card-content"> <div class="formula">∠A + ∠B + ∠C = 180°</div> <div class="formula">Pythagoras: a² + b² = c² (right triangle)</div> <ul class="fact-list"> <li><strong>SSS</strong> : all three sides equal → congruent</li> <li><strong>SAS</strong> : two sides & included angle</li> <li><strong>ASA / AAS</strong> : two angles & a side</li> <li>HL only for right triangles (hypotenuse-leg)</li> </ul> <div class="theorem"> 🧠 Triangle Inequality: sum of any two sides > third side </div> </div> </div> for (let i = 0
.quiz-footer display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; margin-top: 1.5rem; padding-top: 0.8rem; border-top: 1px solid #dce5ec; const scoreEl = document.getElementById('scoreDisplay')
<div id="quiz-container"> <!-- questions will be injected via js --> </div>
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