The circumference of a circle is 34π

find the diameter and radius

put an explanation, i desperately need with finding diameter/radius with circumference

The circumference of a circle is calculated like this:

If the circumference of the circle is 34π, its diameter is 34(cm), therefore its radius is 17(cm).

pls ask

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

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also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt