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Name Block Geometry Fall Final Review Unit 1 1) Points H, G, and J are collinear, and G is in between H and J. If HG = 3x - 4, HJ = 4x + 3, and GJ = 3x + 4, what is HJ? 13) The measure of two supplementary angles are (3x – 10) and (6x + 100). Find the measure of the smaller angle. 2) P is the midpoint of AB. If AP = 3n and AB = 5n + 2, find the length of AB. 14) What is the measure of EFG if EFH = 111°? 4) SU bisects RST. If RST = (8x + 15) and RSU = 5x°, find RST. H G 3) KL bisects VKW. Classify VKW as acute, obtuse, right or straight if LKW = 25. (3x + 5) (3x + 20) E F 15) KLM and RST are complementary angles. KLM= (7x) and RST= ( 36 – x). Find the measure of the smaller angle. E D 16) Solve for x. 17 F 25 x A C B For questions 5 - 7 5) What is the measure of ABC? 6) What is the measure of DBC? 7) What is the measure of EBD? T Q 18) T is the midpoint of RS. T has coordinates (6, 4), and S has coordinates (3, -2). Find the coordinates of R. 19) What is the distance between the points (6, -7) and (1, 5)? S R 17) M is the midpoint of PQ, P has coordinates (-7, 2), and Q has coordinates (0, -5). Find the coordinates of M. P For questions 8 - 9 U 8) Name an angle that is a supplement of RPS. Unit 2 20) Find the coordinates of A(-2, 4) after the translation (x, y)(x - 8, y + 7). 21) Find the coordinates of the image of K(-8, 7) after the translation (x, y)→ (x – 10, y – 2). 9) Name a pair of vertical angles. 10) If the complement of an angle measures 22°, what is the measure of its supplement? 11) Two vertical angles are also complementary. Find the measure of one of the two vertical angles. 12) Two angles form a linear pair. One angle measures (10x – 63). The other angle measures (8x)°. What is the value of x? 22) Describe the transformation as a reflection, translation or rotation. 23) ΔABC is translated so that it becomes ΔA’B’C’. Translate ΔDEF using the same rule. 27) Translate (x, y)→(x + 5, y – 3) 24) a. Reflect ΔABC over the x- axis. Label it ΔA’B’C’. 28) Write the rule for each transformation. If it is a reflection, state the line of reflection. If it is a translation, state the rule using arrow notation. If it is a rotation, name the center of rotation, the angle of rotation, and the direction of rotation. a. b. Reflect ΔA’B’C’ over the y-axis. Label it ΔA’’B’’C’’, c. What transformation could map ΔABC onto ΔA’’B’’C’’ in one transformation? Be specific. b. 25) Rotation 90° counter-clockwise around the origin. c. 26) Reflection across the line y = x. 29) Show that line DE is the line of reflection by: 36) If j ll k, solve for x. a. showing that BB ' is perpendicular to DE . (3x – 15) b. showing that the midpoint of BB ' lies on DE . (2x + 10) j k 37) a. Find the measure of 1. b. What idea or theorem helped you find this measure? 38) Find the possible values for x. x 358' 132' Unit 3 n l ______ < x < _______ 1 4 2 3 5 8 6 7 39) Write a correct congruence statement. C a. O For questions 30-33 30) Name an angle that is alternate interior angle with 4. 31) Name a pair of corresponding angles. A T G D b. O W 32) Name a pair a pair of same-side interior angles. G 33) Name the angle that must be congruent to 8 to prove that l ll n. Justify your answer F 34) If lines p and q are parallel, find the value of x. p q B I T X 3x° c. (x + 90)° M 35) If ∆PQR ∆STU, name the angle that is congruent to SUT. O F I 40) In the figure, X Z and WX = YZ. Can you prove WXU YZU? Explain. Y 44) Complete the proof. Given: MN ll PO , MO X Congruent Sides or Angle Pairs U N O M P Reasons Z W Determine whether or not the following triangles are congruent. If they are, finish the congruence statement and tell which theorem you used to determine your answer. If not, say “not enough information.” 41) NOP ______ by ____________ X W 45) Complete the proof. Given: A D, AC CD Y Z ΔZWY Δ______ by______ 42) Congruent Sides or Angle Pairs X W Y Z ΔWXZ Δ______ by______ 43) A B X C Reasons ABC ______ by ____________ 46) Considering the triangles in the above proof, is AB DE ? Explain. 47) Given the figure, explain why BC QR. D P A ΔABX Δ______ by______ B C R 48) QS bisects PQR. Find QR. P 5x 5x - 10 Q S 5x 3x + 16 R Q 49) Complete the proof. Given: DCA BCA BD (3x – 11) (2x + 5) C Congruent Side or Angle Pairs 56) B Reasons A 57) D 58) 3x - 10 2x + 30 59) 2x + 30 3x - 10 ABC ______ by ____________ Mixed Review For problems 25 – 38, write an equation to solve for x, then justify your reasoning. 50) 60) 61) 2x + 2 5x - 10 51) 62) 52) 63) 53) 54) (5x – 16) (3x + 4) 55) 64) Sketch an example of each of the following terms: a. exterior angle b. line c. ray d. parallel lines e. perpendicular lines f. vertical angles g. linear pair h. perpendicular bisector i. angle bisector j. adjacent angles k. right triangle l. line segment m. vertex n. remote interior angles o. parallel planes (highlight) p. isosceles triangle q. supplementary angles r. straight Angle s. obtuse angle t. corresponding angles u. complementary angles v. alternate interior angles w. acute angle Construct the following. Show all construction marks. 65) An angle congruent to ABC. A C B 66) the angle bisector to PQR 67) The perpendicular bisector of segment FM. P F Q R 68) A line parallel to line t through point P. 69) Construct the line of reflection. P t 70) Construct the rotation: RA, 115° 71) Construct the center of rotation. Y X Z • A M