Jasten
15.12.2020 •
Mathematics
Circle D was dilated to form circle D prime. The diameter of circle D is 5 units and the diameter of circle D prime is 15 units. What is the relationship between the areas of circle D and circle D prime?
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Ответ:
Step-by-step explanation:
Area formula:
A = πd²/4Area of circle D:
A = π(5²)/4= 25/4πArea of circle D'
A' = π(15²)/4 = 9*25/4π = 9ARequired relationship:
A' = 9AОтвет:
Step One because the equation should read 4x -3x -2 because you are multiplying -1/5 by 15x and 10, which should equal -3x and -2.