Zachary attaches his A+test to the refrigerator with a circular magnet. Out of curiosity, he measures the magnet and calculates that it has a diameter of 4 centimeters. What is the magnet's chu vi

Lời Giải

Zachary attaches his A+ test to the refrigerator with a circular magnet. Out of curiosity, he measures the magnet and calculates that it has a diameter of 4 centimeters. What is the magnet's circumference

Lời Giải

c i rc u m f ere n ce : 4 π c m

Số thập phân

12.56637 \dots

Các bước giải pháp

Given:

d iam e t er : 4 c m

Chu vi hình tròn đã cho

d = 4 : C = 4 π

c i rc u m f ere n ce : 4 π c m

Ví dụ phổ biến

8 divided by twice a number Eight more than the product of a number and 9 is 5.Ten increased by the product of a number and 2 is greater than or equal to 22 The chu vi of a circle is 18𝜋 meters. What is the radius?3^{-4} as a number