第 1 題
1 分How many vertices does a triangular prism have?
Oxford AQA IGCSE · Mathematics (9260)
性質與作圖：練習題
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第 2 題
1 分In a circle with center \( O \), points \( A \) and \( B \) lie on the circumference. If the angle \( \angle AOB = 110^\circ \), what is the size of the angle \( \angle ACB \), where \( C \) is a point on the major arc \( AB \)?
第 3 題
1 分Two mathematically similar solid cones have heights of \( 5 \text{ cm} \) and \( 10 \text{ cm} \). If the volume of the smaller cone is \( 20 \text{ cm}^3 \), what is the volume of the larger cone?
第 4 題
1 分In a geometric diagram, line \(L_1\) is parallel to line \(L_2\). A transversal line \(T\) intersects both. If a pair of corresponding angles are identified, and one angle measures \(72^\circ\), what is the size of the other angle?
第 5 題
1 分What is the sum of the interior angles of a regular hexagon?
第 6 題
2 分Calculate the sum of the interior angles of a regular pentagon.
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