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Unit #4 Review 6th Grade Pre-Algebra Find the square root of the number. 9 10 points 3 Find the square root of the number. 36 20 points 6 Find the square root of the number. 64 30 points 8 Find the square root of the number. 144 40 points 12 Find the square root of the number. 196 50 points 14 Word Problem › A square room has an area of 6400 square feet. are the dimensions of the room in feet? 30 points What Dimensions of the room are 80 feet x 80 feet. Simplify the expression. y2 = 49 10 points y=7 Simplify the expression. 2 X = 400 30 points X = 20 Simplify the expression. 2 m = 289 50 points Determine whether the triangle shown is a right triangle. 2, 3, 4 20 points No Determine whether the triangle shown is a right triangle. 12, 35, 37 40 points yes Determine whether the triangle shown is a right triangle. 11, 60, 61 50 points yes Find the value of x. (30 points) Classify the triangle by its angle measures. Classify the triangle by its side lengths. x (x-73) 67 x= 93 Obtuse scalene Tell whether the figure is a polygon. (30 points) If it is, classify it. Tell whether it is convex or concave. Yes, it is a polygon. A pentagon. Convex Tell whether the figure is a polygon. (20 points) If it is, classify it. Tell whether it is convex or concave. NO Tell whether the figure is a polygon. (30 points) If it is, classify it. Tell whether it is convex or concave. Yes, it is a polygon. Dodecagon or 12-gon Concave Classify the quadrilaterals. Use the specific name. (20 points) What quadrilateral has exactly one pair of Parallel sides? trapezoid Classify the quadrilaterals. Use the specific name. (20 points) Which quadrilateral has four congruent sides? Use the diagram to name: a. two segments b. two rays A (40 points) C B Find the unknown length. c 15 36 (30 points) 39 Find the unknown length. 9 b 15 (50 points) 12 A TV screen is measured by length diagonally. A 36 inch screen is about 20 inches high. About how wide is the TV round to the nearest inch. 36 30 inches Tell whether the angles are complementary, supplementary, or neither. Angle 1 = 10 Angle 2 = 70 20 points neither Tell whether the angles are complementary, supplementary, or neither. Angle 1 = 108 Angle 2 = 72 30 points Supplementary Tell whether the angles are complementary, supplementary, or neither. Angle 1 = 58 Angle 2 = 32 40 points complementary Find the measures of the numbered angles in the diagram. (50 points) 1 2 4 3 5 6 70 degrees 7 › Angle 1 = 110 › Angle 2 = 70 › Angle 3 = 110 › Angle 4 = 70 › Angle 5 = 110 › Angle 6 = 70 › Angle 7 = 110 Find the sum of the interior angles of a convex polygon with the given number of sides. 5 30 points 540 Find the sum of the interior angles of a convex polygon with the given number of sides. 4 30 points 360 Four exterior angles of a convex pentagon have the following measures. Find the value of the 5th exterior angle. (40 points) 68 79 90 81 x 42 The perimeter of a square is 108 inches. Write an solve an equation to find the length of each side. (30 points) 4x = 108 27 Find the unknown side lengths. Then, classify the triangle by side lengths. (50 points) (x + 15) x 39 X = 63 63 39 78 Acute Why is it important to use the correct symbol for naming things in geometry? 30 points It is important to note the specific geometric elements. STUDY, STUDY, STUDY!!!