Given: is perpendicular to , which is the base of isosceles Prove: Statements Reasons 1) is isosceles, 1) given 2) 2) 3) and are right angles 3) 4) 4) definition of right triangle 5) 5) 6) 6) A. 2) definition of an isosceles triangle 3) definition of perpendicular 5) symmetric property of congruence 6) HL theorem B. 2) reflexive property of congruence 3) definition of perpendicular 5) definition of an isosceles triangle 6) SAS theorem C. 2) definition of an isosceles triangle 3) definition of perpendicular 5) reflexive property of congruence 6) HL theorem D. There is not enough information to prove the triangles congruent. Please select the best answer from the choices provided