12.56 because you multiply the radius by 2 then multiply that by 3.14
Intrusive rocks<span> come from magma. They cool slowly deep in Earth's crust. When magma cools underground, the crust acts like a blanket, insulating it, keeping it warm longer. Because the magma cools slowly, </span>crystals<span> of different minerals have time to grow.
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Answer: b is the answer to this question
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The independent variable is the thing 1 thing you change the dependent variable is the response like the answer. and idk sorry❤-meli
