A jar top is shaped like a circle. The circumference of the top is 20π centimeters. Which measurement is closest to the area of the top in square centimeters?.

Certification programs are offered by all of the following except

Aggregation is the process of all of your data. a. gathering b. analyzing c. collecting d. observing

Spider crabs live in the shallow regions of the ocean floor. algae tend to grow on the surface of spider crabs. the algae provide the crabs protection from predators by camouflaging them. the spider crabs give the algae shelter. what does this description suggest? 1. the algae are parasites of the spider crabs. 2. the algae and the spider crabs have a mutualistic relationship. 3. the spider crabs are commensals, and the algae are parasites. 4. the spider crabs benefit from the algae living on them. 5. the spider crabs are parasites of the algae.