PLEASE HELP
A circle has radius 50 cm. Which of these is closest to its area?
Captionless Image
1. A
2. B
3. C
4. D

Im gonna fail 7th grade selective breeding 1. creates offspring which are genetically identical to the parent 2. is the process of breeding only organisms with desirable traits 3. involves the removal of the nucleus of a cell 4. combines traits from organisms of different species

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

Can someone tell me if this is perpendicular? !