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Geometry Lines Line AB ● A b. Label the dot at the mid point of RS below with the letter T. ●Q ● B ● R Line Segment AB A B ● ● S c. What is the relationship between QT and This is a symbol for a line AB . RS ? Circle your choice. This is a symbol for a line segment AB . parallel perpendicular Example Place a dot on AB at point C half way between point A an point B. A 5. A B C D B Step 1: Locate the halfway point between A and B. a. Draw in point E at the mid point of AB . Step 2: Place a dot and label it C. b. Draw in point F at the mid point of CD . ● C A B Answer the questions below. 1. Label the line segment below XY. c. Connect point E and point F with a straight line. d. How many right angles does this create? ______ e. What is the relationship between EF and CD ? 2. On the line segment above place a dot at halfway point. Label this point Z. 3a. Place a dot at the point of intersection of the two segments below. Label this dot P. Y A B X b. Draw a line through point P that is perpendicular to AB . 4a. Connect point Q with the dot at the mid point of line RS. ©The Knowledge Ex-Change, 2005 _______________________________ f. What is the relationship between AB and CD ? __________________________________ 6a. Draw in AB parallel to XY . X Y b. Draw in CD . It intersects both AB and XY and is perpendicular to them. 7. Number the grid vertically and horizontally from 0 to 4. Geometry Cumulative Review 1. What fraction of the figures below are not polygons? _____ 0 2. Place a >, < or = sign between each pair. a. 20 hundreds c. 45 tens 3,300 500 – 50 b. 30 tens 290 d. 56 tens 10 x 50 ________________________________ 1 2 3 4 20 40 60 80 c. 6 + 20 = 26 d. 10 x 10 = 100 ● X ©The Knowledge Ex-Change, 2005 ● Y ● Z ● V 11. An obtuse triangle has more degrees than an acute triangle. True or False 6. Fill in the empty cells on the table below. n nx3 c. obtuse ●W 5. Renee reaches into the jar above and picks out a marble. What is the probability that she picks a gray marble? ______ Input Output b. right b. Connect the two points below that form a line parallel to line XY. What line is it? ____ If the pattern continues which number sentence tells how many cans will be collected in week 6? b. 6 x 20 = 120 9. Draw examples of these triangles below their names. 10a. Connect the two points below that form a line that intersects line XY and is perpendicular to it. What line is it? ___ 4. a. 6 x 10 = 60 b. Connect these 4 dots to form a square and name it ABCD. Shade in Square ABCD. a. acute 3. Order these fractions from smallest to largest on the line below. ¾ ¼ ½ ⅛ ⅓ Week Cans Collected 8a. Draw in 4 dots at these points on the grid above. (3, 3) (3, 1) (1, 1) ( 1, 3) 2 7 15 12. A triangle can not have which two sets of angles below? (Choose two answers) a. 2 obtuse b. 2 right c. 2 acute 13. Which set of the choices below are the angles of a right triangle? (Hint: Add to be 180.) a. 90°, 90°, 90° b. 90°, 90°, 10° c. 90°, 60°, 30° ©The Knowledge Ex-Change, 2005