Kayley needs to find the area of a circle. Which process should she use? she should multiply the diameter by 2 and then multiply the result by 3. 14. She should multiply the radius by 2 and then multiply the result by 3. 14. She should square the diameter and then multiply the result by 3. 14. She should square the radius and then multiply the result by 3. 14

Scientists observed a rock stratum and discovered some fossils. the image shows the fossils they discovered. what can you interpret from the image? an illustration showing layers rock with fossils embedded in some rock layers1. the dinosaur and the mammoth existed after the trilobites.2. the dinosaur and the armored fish existed before the trilobites.3. the trilobites and the armored fish died before the dinosaur.4. the trilobites and the armored fish were born after the dinosaur.5. the early mammoth is older than the trilobites.