What size of the angle is being constructed ​

Need an artist designed a badge for a school club. figure abcd on the coordinate grid below shows the shape of the badge: the badge is enlarged and plotted on the coordinate grid as figure jklm with point j located at (2, -2) and point m is located at (5, 4). which of these could be the coordinates for point l? a. (2, 4) b. (8, 4) c. (5, 1) d. (5, 7)

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).