The measure of central angle abc is radians. What is the area of the shaded sector? 6 9 18 36.

Which statements about the two fossil images are correct? 1. cave bears are ancestors of plateosaurus. 2. plateosaurus were present on earth before ostracoderms. 3. ostracoderms were the first to die. 4. plateosaurus died after the ostracoderms. 5. cave bears are the oldest fossils.

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Explain how a credit card works when a customer makes a purchase