Find the circumference of a circle with radius of 18 in. Leave your answer in terms of pi. A. 18 pi in.
B. 324 pi in.
C. 54 pi in.
D. 36 pi in.

Hassan bought a package of tofu. the temperature of the tofu was 14° celsius when hassan put the package into the freezer. he left the tofu in the freezer until it reached –19° celsius. which expressions explain how to find the change in temperature, in degrees celsius, of the package of tofu? select three that apply.