Willl give a brainlesst and 50pts factor t12 – r3s15. a. (t4 – rs5)(t8 – rs5t4 – r2s10) b. (t4 – rs5)(t8 + rs5t4 + r2s10) c. (t9 – rs12)(t18 + rs12t9 + r2s24) d. (t4 + rs5)(t8 – rs5t4 + r2s10)

Describe the relationship between the angles of similar triangles and the sides of similar triangles

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.