Suppose that 17 inches of wire costs 68 cents, At the same rate, how much (in cents) will 39 inches of wire cost?
cents
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Draw a scaled copy of the circle using a scale factor of 2

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z