trailing off, last chord1 of the train sparking on the tracks then fading into the dark. 点击收听单词发音 1 chord n.和弦,和音,弦,心弦 参考例句: Her speech struck a deep chord in my heart.她的话深深地拨动了我的心弦。 This is a chord of a circle.这是个圆的弦。上...
32. According to the text. what is a chord? A. A kind of music. B. A kind of schoolbook. C. A line segment connecting two points on a circle. D. A straight line connecting two points on a circle.. If a circle has a diameter (直径) of 10 cm, what is the maximum length(最...
Circumference of the circle is defined as the linear length of the circle. The circumference is also known as the special case of the perimeter. The formula to calculate the circumference of the circle is as follows, C=2πr Here, the radius of circle is r....
it is written as Diameter = 2 × radius. It is also the longest chord of a circle. When the diameter of a circle is given, then the radius formula is expressed as:
Secant: It is the line that intersects the circle at two unique places. Tangent :A line that touches the circle exactly at one point. The tangent to the circle is a line that touches the circle at a single point and stretches indefinitely. Chord: A chord of the circle is a line segm...
What is a chord of a circle? A circle has a center at (8, 2). The point (3, 7) is on the circle. What is the area of the circle? What is the diameter of circle P? What are congruent circles? What are circle theorems?
A line segment with its endpoints lying on a circle is called the chord of the circle.The diameter of a circle is its largest chord.Arc of a Circle:An arc is a part of the circle, with all its points on the circle. It is a curve that is a part of its circumference....
Definition: A circle is a simple shape, consisting of those points in a plane that are a given distance from a given point - the centre. ... Diameter: the longest distance from one end of a circle to the other.The diameter = 2 × radius (d = 2r). Circumference: the distance aroun...
Chord of a circle: A chord is a line segment that connects two different points on the circumference of a circle. [Note: Diameter is the longest chord in a circle.] Tangent: A tangent is a line that lies outside the circle and touches the circle at a single point. Secant: The seca...
Area of circle,A = \(\pi r^2\) Area of circle,A = \(\frac{\pi d^2}{4}\) Solved Examples Example 1:Find the diameter of a circle if its radius is 5 inches. Solution:As we know, that the diameter is twice the radius, so, ...