Tyler is 8 years old. his sister olivia is 4 years less the twice his age. write the numerical expression for olivia's age

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)

What is the total surface area of this square pyramid?

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)