The equation to find the area of a sector of a circle is given by A= (∏ ^2S)(360) where A is the area, r is the radius and s is the length of a side. Solve the formula for the value of the side, s. 相关知识点: 试题来源: 解析 s= (360A)(∏ r^2) 反馈 收藏 ...
How is the Area of Sector of Circle Formula Derived? The area of the sector shows the area of a part of the circle's area. We know that the area of a circle is calculated with the formula, πr2. The formula for the area of a sector of a circle is derived in the following way...
SMART Board E-Lessons for Geometry: Area of a Sector of a Circle
In geometry, we learn that a portion or a slice of a circle is known as a sector of a circle. If a circle has an area equal to {eq}\pi r^2 {/eq}, then the area of a sector of a circle subtending a central angle of {eq}\theta {/eq} is equal ...
Find the area of a sector, given a central angle of {eq}240^o {/eq} and a radius of 15 cm. Round your answer to the nearest tenth. Area of a Sector of a Circle The area of a sector for a circle depends on the central angle...
Answer to: The area of a sector of a circle with a central angle of 6 pi/11 rad is 23 m^2. Find the radius of the circle. (Round the answer to one...
The area of a sector of a circle of radius 5 cm, formed by an arc of length 3.5 cm is View Solution Free Ncert Solutions English Medium NCERT Solutions NCERT Solutions for Class 12 English Medium NCERT Solutions for Class 11 English Medium ...
Find the area of the sector of the circle. Step 1: Note the radius and angle measure: radius: 7 ft Angle measure in radians: 5π6 Step 2: Thus, because our angle measure is in radians, we are going to use the formula for the Area of a Sector for a circle where θ is ...
<p>To solve the problem of finding the area of a sector of a circle with a radius of 4 cm and an angle of 30 degrees, as well as the area of the corresponding major sector, we can follow these steps:</p><p><strong>Step 1: Identify the formula for the are
If a sector of a circle has an area of π units squared and the measure of its central angle (in degrees) is an integer, then the radius of the circle must be: ( ) A. π B. π^2 C. 6 D. 10 E. 36 相关知识点: 试题来源: 解析 C π=((360))π r^21=(360)r^2360=nr^2...