Giving Brainliest and 50 points to whoever can guess my favorite color no hints and only the first two contestants can guess

Evaluate this using ! 0.25^2 x 2.4 + 0.25 x 2.4^2 − 0.25 x 2.4 x 0.65

Aadc is formed by reflecting aabc across line segment ac, as shown in the figure. if the length of ac is 4 units, the area of aadc is square units.

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me