Mathematics · Geometry
During the design test of a cutting blade for a circular saw, engineers examine a straight cutting edge (chord) embedded on the blade. The chord subtends an angle of 120° at the center of the circular blade, which has a radius of 15 cm. Calculate the perpendicular distance from the center of the blade to the chord.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13.5 cm
- 212.3 cm
- 39.8 cm
- 47.5 cm✓
Correct answer
7.5 cm
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