Is there a way to solve (2x - 5)^2 using the formula a^2 - b^2 = (a-b) (a+b)?​

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122

40 points. given: two congruent angles ∠c and ∠r are supplementary. prove: ∠r and ∠c are both right angles. it doesn't have to be exactly 10 rows.statements reasons1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 6. 6. 7. 7. 8. 8. 9. 9. 10. 10.