Solve the equation. if necessary, round to the nearest tenth. 4x^2 =81 a 20.25, -20.25 b 2.25, -2.25 c 4.5 -4.5 d 9, -9

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(−2, 8), b'(−5, 6), c'(−8, 8), d'(−4, 2).

∆red ≅ ∆ by rule will give brainiest if possible