Aresearch ship lowers a probe into the ocean to explore an underwater trench. the probe starts on a crane that is 18 feet above the surface and is lowered at a rate of 10.1 feet per minute. write an expression for the depth of the probe after m minutes. what is the depth of the probe for 90 minutes

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

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

The statements below can be used to prove that the triangles are similar. ? △abc ~ △xyz by the sss similarity theorem. which mathematical statement is missing? ∠b ≅ ∠y ∠b ≅ ∠z