Can somebody plz help answer all the questions correctly thanks ! WILL MARK BRAINLIEST WHOEVER ANSWERS FIRST :DDD

Find the required measurements of the following trapezoids. a = 8 cm b = 16 cm h = 10 cm

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.