A radius of a circle with area 36πcm2 is 6cm, The width of the rectangle is 6cm, A diameter of the circle is 12cm, so the length of the rectangle is 24cm, The perimeter of the rectangle is 2×(6+24)=60cm. 如果一个面积为36π 平方厘米的圆的半径等于一个矩形的宽度,并且这个圆的...
A. Diameter B. Circumference C. Center D. The distance from the center to the E. dge of the circle 相关知识点: 试题来源: 解析 D。本题考查圆规使用中的英语词汇“radius”的意思,radius 是半径,即从圆心到圆边缘的距离。A 选项是直径;B 选项是周长;C 选项是圆心。反馈 收藏 ...
Radius of a circle is the distance between center of circle and the point on circle. Radius is half of diameter, the longest chord of circle. Circumference is the distance around the circle. Radius formula and equation at BYJU’S.
The circumference of a circle with radius 6.46 is 40.59(*) Formulas: r = 6.46 d = 12.9 C = 40.6 C = 2·π·r C = π·d C = √4·π·A π = 3.1415 A = area of the circle C = circumference or perimeter r = radius, d = diameter Step-by-step Solution...
1) . The radius of a circle is 5 inches. What is the (a) diameter (b) circumference (c) area === 2) The diameter of a circular rug is 5.6 feet. a) What is the radius? b) Circumference? c) Radius?--- 3) )...
6. (a) Calculate the circumference of a circle with a radius of 72 cm, giving your answer to an appropriate degree of accuracy.3](b) Calculate the are a of a semicircle with a diameter of 44-8 cm.3(c)8-2cm→7.6cm12.8cm Diagram not drawn to scale Calculate the are a of the tra...
If the circumference of a circle is 25 cm, what is its diameter? The circumference of the circle is 69.08 cm. What is the diameter? The diameter of a circle is 12 cm. What is the radius and circumference? What is the circumference of a circle with a diameter of 30 centimeters?
A small circle with the radius of I cm moves around a large circle with the diameter of 6 cm.How long does the small circle go?How many rounds does the small cicle move? 相关知识点: 试题来源: 解析 小圆绕大圆运动一周的距离等于大圆的周长=6π=18.84 cm 小圆绕大圆运动一周转过的圈数...
How to find the perimeter of a circle with a radius of 1.06 mm? A circle has a diameter of 2.12 mm. What is its circumference? If a circle has a area of 3.53 square millimeters. What is its perimeter? Disclaimer While every effort is made to ensure the accuracy of the...
For an electron in a circle with diameter of 2 Å,Find the wave-functions and energy levels. 刹车碟的描述里diameter ,centering diameter ,pitch circle diameter,vented ,solid ,stud supplied Find the center and the radius of the circle then graph X^2+y^2-2x-10y+20=0 center() Radius()...