If the scale factor between two circles is 7a/9b what is the ratio of their areas?
a....
Mathematics, 28.01.2020 14:00 aletadaboss
If the scale factor between two circles is 7a/9b what is the ratio of their areas?
a. 49a/81b
b. 49a2/81b2
c. 81b2/49a2
d. 81b/49a
Answers: 1
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