Same chapter3 marksDifficulty: Medium
In a right-angled triangle one acute angle is 30° and the side opposite it is 7 cm. Find the hypotenuse and the third side.
Solution of Right Triangles
3 marksDifficulty: Medium
In a right-angled triangle the hypotenuse is 20 cm and one acute angle is 30°. Find the two remaining sides.
Original Khojo Papers practice question — not from a past board paper.
Answer
10 cm and 10√3 ≈ 17.32 cm
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
The side opposite 30° is 20 sin 30° = 10 cm, and the other side is 20 cos 30° = 10√3 cm.
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