The figure shows a right circular cone on top of a half-sphere with the same radius. if the cone has a radius of 2 cm and height of 6 cm, what is the approximate volume of this solid? note: the volume of a cone is given by v = 1/3r2h and the volume of a sphere is given by v = 4/3r3. a. 59 cm3 b. 176 cm3 c. 42 cm3 d. 109 cm3

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem