Which one of the following expressions is equal to -x^2-36
a. (-x-6i)(x-6i)
b. (x+6i)(x-6i)
c. (-x-6i)(x+6i)
d. (-x+6i)(x-6i)

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.

∆red ≅ ∆ by rule will give brainiest if possible

Factor the expression using gcf 9b+45