Solve for x in the diagram (right triangle smallest side 9,bottom side 12,longest x)

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 20 = x a. 5, 4 b. -5, -4 c. -5, 4 d. 5, -4

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

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