The lengths of tangents drawn from an external point to a circle are equal. Section 1: Multiple Choice Questions (1 Mark) Q1. From a point
Prove that the parallelogram circumscribing a circle is a rhombus. Q9. XYcap X cap Y are two parallel tangents to a circle with centre and another tangent ABcap A cap B with point of contact intersecting XYcap X cap Y . Prove that Section 4: Answer Key & Hints Q1: (a) 7 cm. (Use Pythagoras Theorem: Q2: (b) 70∘70 raised to the composed with power . (Angles in a quadrilateral OPTQcap O cap P cap T cap Q 360∘360 raised to the composed with power circles class 10 extra questions pdf download
(c) 8 cm. (Radius, tangent, and half-chord form a 3-4-5 right triangle; Q7: cm. (Use Heron's formula for the area of △ABCtriangle cap A cap B cap C and equate it to the sum of the areas of △OABtriangle cap O cap A cap B How to use this resource effectively The lengths of tangents drawn from an external
Prove that the angle between the two tangents drawn from an external point to a circle is supplementary to the angle subtended by the line-segment joining the points of contact at the centre. Section 3: Long Answer Questions (4-5 Marks) Q7. A triangle ABCcap A cap B cap C (Use Pythagoras Theorem: Q2: (b) 70∘70 raised to
Try to solve these without looking at your notes first.