I need help ASAP. Find the length of arc FD if the radius is 94 and m

What point is the projection of q on a) r b) s c) t

What other information do you need to prove triangle dac=bca by asa

Simplify. −4x^2 (5x^4−3x^2+x−2) −20x^6−12x^4+8x^3−8x^2 −20x^6+12x^4−4x^3+8x^2 −20x^8+12x^4−4x^2+8x −20x^6+12x^4+4x^3−8x^2