Major & Minor Arcs of a Circle Chord in Math | Definition, Theorems & Calculation Circle Lesson Plan Circumference Lesson for Kids: Definition & Formula Segment Lengths in Circles Angles Inscribed in a Semicircle Circumcircle Definition, Properties & Examples How to Find the Circumcircle of a Triang...
Are you a student or a teacher? I am a student I am a teacher Recommended Lessons and Courses for You Related Lessons Related Courses Centroid & Center of Mass of a Semicircle | Overview & Examples Area of a Sector | Formula & Examples Volume & Surface Area of a Sphere | Formula...
He indicated a semicircle with a radius of about thirty miles. 他标示出一个半径大约三十英里的半圆。 2. Simply change the radius to 2000, and you should start to see some results. 只需将半径更改为2000,您应当便会看到一些结果,当然。 3. The radiation radius of the radioactive radium radiator...
17、He indicated a semicircle with aradiusof about thirty miles.(他标示出一个半径大约三十英里的半圆。) 18、This time with aradiusof 20 pixels since they are closer to the camera.(因为它们更接近摄像机,所以这次的半径为20像素。) 19、Simply change theradiusto 2000, and you should start to ...
1. He indicated a semicircle with a radius of about thirty miles. 他标示出一个半径大约三十英里的半圆。 《柯林斯英汉双解大词典》 2. Simply change the radius to 2000, and you should start to see some results. 只需将半径更改为2000,您应当便会看到一些结果,当然。 youdao 3. The radiation ...
A tangent is a straight line that touches a single point of a circle. A sector is the region between an arc and two radii. The full arc of a circle measures 360 degrees. A semicircle is a shape that forms half a circle, the arc of a semicircle measures 180 degrees. ...
无穷大infinite(a.) infinity(n.) 无穷小infinitesimal 积分integral 定积分definite integral 不定积分indefinite integral 复数complex number 矩阵matrix 行列式determinant 圆circle 圆心centre(BrE), center(AmE) 半径radius 直径diameter 圆周率pi 弧arc 半圆semicircle 扇形sector 环ring 椭圆ellipse 圆周circumference 轨...
The sphere is obtained by rotating the semicircle x=rcost y=rsint 0≤t≤π about the x-axis. Therefore, from Formula 6, we get S=∫_0^π2πrsint√((-rsint)^2+(rcost)^2dt =2π∫_0^πrsint√(r^2(sin^2t+cos^2t)dt=2π∫_0^πrsint⋅rdt =2πr^2∫_0^πsintdt=2π...
1、定义 definition 变量 variable 面积 area 直径 diameter 半径 radius 公式 formula 单价 u nit price 范围 range/scope/extent 集合 set 法那么 principle 本金 principal 利率 interest ra te 利息 interest 单利 simple interest 复利 compound interest 正数 positive number 负数 negative number 解析式 analytic...
to calculate the area of the circle of radius 4 centered at the origin. Using Green's Theorem in Finding AreaWhen we have a simple and closed curve in a two-dimensional plane that can be expressed as parametric equations, we can use Green...