The area of a circle with a radius of 5 cm is ___. A. 25π cm² B. 10π cm² C. 5π cm² D. 75π cm² 相关知识点: 试题来源: 解析 A。本题考查圆的面积计算公式,圆的面积 = π×半径²。半径为 5cm,所以面积为 25π cm²。选项 B 计算错误,应为 25π cm...
百度试题 结果1 题目A sector cut from a circle of radius 5 cm has a perimeter of 16 cm.Find the are a of this sector. 相关知识点: 试题来源: 解析 Now, .Perimeter of sector So, 反馈 收藏
Circumference length formula in terms of diameter C = π·d Circumference length formula in terms of area C = √4·π·A Questions this calculator can answer: How to find the perimeter of a circle with a radius of 5 cm? A circle has a diameter of 10 cm. What is its circumfe...
Find the area of sector of a circle with radius 4 cm and angle60∘. View Solution 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 ...
Answer to: Find the area of the sector of a circle having radius of 10.4 cm and a central angle of \pi /6. By signing up, you'll get thousands of...
There is a circle with a radius of 5 cm. A sector with a central angle of 60 degrees is cut out. What is the area of the shaded part? A. 信行金志子运系革革处得农装斯速集区使先学信行金志子运系革革处得农装斯速集区使先学39.25 cm²信行金志子运系革革处得农装斯速集区使先...
A circle has a radius of 5 cm. What's the circumference of the circle? A. 10π cm B. 15π cm C. 20π cm D. 25π cm 相关知识点: 试题来源: 解析 C。本题考查圆的周长计算。圆的周长等于 2πr,半径为 5cm,所以周长是 2×π×5 = 10πcm。A 选项少乘了 2;B 选项计算错误;D ...
Find the area of the sector of a circle with radius 4 cm and of angle 30o . Also, find the area of the corresponding major sector. (U s e\ \ pi=3. 14)
To find the area of a circle with a given radius, we can use the formula: Area of a Circle = πr² Where: -π (pi) is a constant approximately equal to 3.14, - r is the radius of the circle. 1.Identify the radius: The radius given isr=√5cm. ...
Add your answer: Earn +20 pts Q: What is the circumference of a circle with the radius of 5 mm? Write your answer... Submit Still have questions? Find more answers Ask your question Continue Learning about Math & Arithmetic What is the circumference of a circle if the radius ...