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The point 0 on the number line represents sea level. Which statement must be true?

Place the following steps in order to complete the square and solve the quadratic equation,

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 23 = 10x a. -1.93, 11.93 b. 1.93, -11.93 c. 1.93, 11.93 d. -1.93, -11.93

Is triangle jkl congruent to triangle rst? if so, what is the scale factor?