1: If a + b = c and b = 5, then a + 5 = c is known as the ________ property. Question 1 options: A) reflexive B) substitution C) transitive D) symmetric 2: The statement "A line segment AB is congruent to itself" represents the ________ property of congruence. Question 2 options: A) transitive B) distributive C) reflexive D) symmetric 3: If a = b, then xa = xb represents the property of equality. Question 3 options: A) addition B) symmetric C) reflexive D) multiplication 4: Choose the biconditional statement that could be based on the following: P Q: If a quadrilateral is a parallelogram, then its opposite sides are parallel. Q P: If its opposite sides are parallel, then a quadrilateral is a parallelogram. Question 4 options: A) P P: If a quadrilateral is a parallelogram, then it's a parallelogram. B) P Q: If a quadrilateral isn't a parallelogram, then its opposite sides aren't parallel. C) P Q: If a quadrilateral is a parallelogram, then its opposite sides are parallel. D) P Q: A quadrilateral is a parallelogram if and only if its opposite sides are parallel. 5: The transitive property of angle congruence states that if ________ QRS and QRS PQR, then XYZ PQR . Question 5 options: A) QRS B) XYZ C) PQR D) XQR 6: Which statement represents the transitive property of equality? Question 6 options: A) If WX = XY, then XY = WX. B) If mA = mB, then mB = mA. C) If WX = XY and XY = YZ, then WX = YZ. D) If x = y, then y = x. 7: The only case in which a conditional statement is false is when the hypothesis is true and the conclusion is Question 7 options: A) nonexistent. B) false. C) unknown. D) true. 8: Which of the following gives the correct negation of the statement "P: x is an even number"? Question 8 options: A) P: x is not an even number. B) P: x is not an even number. C) P: x is an even number. D) P: x is an even number. 9: When solving the equation 3(x - 7) = 2 - x, the property used in the first step is the Question 9 options: A) addition property of equality. B) multiplication property of equality. C) symmetric property. D) distributive property. 10: Which of the following indicates the subtraction property of equality when solving the equation 86 - 2 (9x + 4) = 12x + 18? Question 10 options: A) 2(9x + 4) = 86 - 12x - 18 B) 86 - 18x - 8 = 12x + 18 C) x = 2 D) -2(9x + 4) = 12x + 18 - 86