In a circle if a segment is know, then we know the length of the chord that forms the segment and also the height of the segment, height is the perpendiculat distance of centre of the chord from the arc of the circle. Answer and Explanation:1 ...
Answer to: Find the radius of a circle in which the central angle, \alpha, intercepts an arc of the given length s. \\ \alpha = 20^\circ, s = 66\...
百度试题 结果1 题目4)Find the arc length of the semicircle, rounding your answer to 3 significant figures6 cm Arc length =18.8 cm 相关知识点: 试题来源: 解析 Arc length =18.8 cm 反馈 收藏
百度试题 结果1 题目Find the arc length of ABC.Aa.24元mb. 12π m12c.8元mBd. 16π m240° 相关知识点: 试题来源: 解析 entha 反馈 收藏
The disclosed device comprises a transparent or translucid support (4) and a graphic assembly consisting of the setting out of concentric arcs of a circle (3) with constant pitch, inscribed within four right sectors. The radii of the concentric arcs of a circle (3) of adjacent sectors (7,...
Find the length of an arc of circle of radius 6cm subtending an angle of 15^(@) at the centre.
百度试题 结果1 题目Find the arc length of the curve on the interval [0,2 π ].Hypocycloid perimeter: x=a cos ^3 θ, y=a sin ^3 θ 相关知识点: 试题来源: 解析 6a 反馈 收藏
Step 1:Note the radius of the circle and whether the central angle is in radians or degrees. Step 2:Use the appropriate formula to find either the arc length or area of a sector. Step 3:Substitute the radius and angle measure into the formula and solve. ...
百度试题 结果1 题目 A circle has a radius of 4 inches. Find the length of the arc intercepted by a central angle of 240°, as shown in Figure. 相关知识点: 试题来源: 解析 16.76 inches. 反馈 收藏
Arc of a circle is a portion of its circumference. Thus, the arc length of a circle is a fraction of its circumference. If θ degrees is the central angle made by an arc of a circle, then the arc length formula is θ/360 x 2πr.