alexdonnelly2123
24.01.2020 •
Mathematics
Find the ratio of the circumference of a circle with radius 1.125 to the circumference of a circle with diameter 2.25. express your answer in the form a: b where a and b are relatively prime positive integers.
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Ответ:
Step-by-step explanation:
Circumference of a circle = πD, where D is the diameter.
Diameter of circle 1 = 1.125
Circumference of circle 1 = π x 1.125
Diameter of circle 1 = 2.25
Circumference of circle 1 = π x 2.25
Circumference of circle 1 : Circumference of circle 2 = 1 : 2
Ответ:
70.884
Step-by-step explanation: