21. SCOOTER The scooter is on sale for 90% off the original price, Which of the methods can you use to find the sale price which
method do you prefer?

Find the interior angle of a regular polygon which has 6 sides

(c) a vine called the mile-a-minute weed is known for growing at a very fast rate. it can grow up to 0.5 ft per day. how fast in inches per hour can the mile-a-minute weed grow up to? show your work using the correct conversion factors.

Use the squared identities to simplify sin^2x cos^2x