If P=(3,1) and Q=(-3,-7), find the equation of the circle that has
segment PQ as a diameter.
(x – 0)2+(y - [ ? ])2= []
Please help ASAP!

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane

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

Which word in the sentence below is an interrogative pronoun? who is picking us up from school? whousisfrom