Show that the diagonals of a rhombus divide the rhombus into four congruent triangles.
Please provide the answer with a two column proof.

The lee family bought their home for $220,000 this year. the equation =220,000(1.038) v = 220 , 000 ( 1 . 038 ) x can be used to find the value, v, of their home after x years. which will be the value of the lee family's home in 5 years?

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1

Which of the following represents the factorization of the trinomial below? x^2+7x-30