Answer: look at the picture
Step-by-step explanation: Hope this help :D
AC = x, CD = 2x cause of 30° angle. Use pythagoras then
Answer:
just add the powers to get 6 to the 10 power
Answer:
201.06
Step-by-step explanation:
3.14 * 8^2= 201.06
(pi * radius ^ squared)

go that much "clockwise", you'll end up at the 2nd quadrant,
the reference angle, is its reflective angle on the 1st quadrant