Help? 1. Julie is investigating which types of materials conduct electricity. She connects up a circuit with a cell, a lamp, and two leads. Each lead has a crocodile clips attached to it. a State the names of the two materials that are conductors. * 1 point

Solve for b. ab + c= d b= a + old ob=allc-ch b= (d-c/a

Zack and tia played chess for 50 min they put the chessboard away at 11: 20 when did they start

Nina has prepared the following two-column proof below. she is given that ∠oln ≅ ∠lno and she is trying to prove that ol ≅ on. triangle oln, where angle oln is congruent to angle lno step statement reason 1 ∠oln ≅ ∠lno given 2 draw oe as a perpendicular bisector to ln by construction 3 ∠leo ≅ ∠neo transitive property of equality 4 m∠leo = 90° definition of a perpendicular bisector 5 m∠neo = 90° definition of a perpendicular bisector 6 le ≅ en definition of a perpendicular bisector 7 δole ≅ δone side-angle-side (sas) postulate 8 ol ≅ on cpctc nina made two errors in the proof. identify and correct the errors.