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Name Date Per TOPICS ON FINAL EXAM: Angle Relationships Area & Perimeter of a Triangle, Square, Right Triangle Trigonometry (including inverse) Rectangle Regular Polygon Area Congruence Properties (SSS, SAS, etc) Sector Area & Arc Length Congruent Triangles Similar Triangles Converse Similarity Properties (SAS, ASA, etc) Distance Theorem Slope of Parallel & Perpendicular lines Midpoint of a Line Segment Special Right Triangles (30-60-90, 45-45- Polygon Interior Angle Sums Proving Congruence/Similarity Triangle Midsegment Theorem Pythagorean Theorem Triangle Sum Theorem Quadrilaterals Volume & Surface Area of 3D Solids 90) 1. If two sides of a triangle are 5.3 and 10.5, what is the range of lengths for the third side? Answer: <x< V= 2. Determine whether Δ RTK and Δ RTZ can be proved congruent. State the congruence method you would use: SSS, SAS, ASA, AAS, or HL. If they cannot be proved congruent, state “No congruence”. R RT KZ KT ZT Spring Final Review K T Z Page 1 of 8 3. Determine if the triangles are similar. Justify your answer, including the appropriate theorem(s) or reasons(s) and calculations. B 6 4 A 8 E C 3 D 4. Find the perimeter and area of the figure shown. If using decimal answers, round to the nearest hundredth. 15 10 60o Perimeter = Area = 5. Find the value of x. 75 3x 2x x= 120 Spring Final Review Page 2 of 8 6. The base of a ladder is placed on the ground four feet away from a building. How long must the ladder be in order for it to reach ten feet up the wall? Round your answer to the nearest hundredth. Answer: 7. Find the value of x. xo x = _______________ 9 8 8. Find the value of x. x x= 61 32 9. Write the converse of each statement: a) If you are a student at SVHS, then you love math. Spring Final Review Page 3 of 8 b) If it is July in Sonoma, then the weather is hot. 10. Write a flow proof, paragraph proof, or two-column proof. Given: T is the midpoint of SU T is the midpoint of RV SR UV U Prove: RST VUT R T V S 11. Find the value of x. x x = _________ 54 12 Spring Final Review Page 4 of 8 12. Find the volume and surface area of the prism. 12 Volume = Surface Area = 8 6 13. In the regular octagon below, a triangle is drawn in the interior by connecting the center with two of the vertices, where BC = 8. Find the measure of one interior angle of the octagon, then use trigonometry to find AD . Find the area of triangle ABC, then find the area of the octagon. One interior angle of the octagon = A AD = Area of ABC = B 14. D C Area of Octagon = a) If a triangle has a base length of 12, what would the height have to be if the area of the triangle is 36 un2? b) If the height of a triangle is 10, what would the base have to be if the area of the triangle is 40 un2? Spring Final Review Page 5 of 8 15. Find a and b. a b a = _________ b= 6 2 16. Find the value of x and y. 6 y x= 30 y= x 17. A regular polygon has 17 sides. Find: a) the sum of the interior angles b) the measure of ONE interior angle c) the measure of ONE exterior angle 18. This drawing shows two parallel lines crossed by a transversal. Solve for x and give the property, term, or definition that supports your answer. x = _______________ 2x Reason (4x-36) Spring Final Review Page 6 of 8 19. If the area of the square is 100 un2, find the length of the diagonal. x 20. a) Name as many CORRESPONDING ANGLE pairs as you can from the figure below. b) Name as many ALTERNATE INTERIOR ANGLE pairs as you can. o c) Name two pairs of SAME-SIDE INTERIOR ANGLES. m 1 2 3 4 5 6 8 7 n d) Name as many VERTICAL ANGLE pairs as you can. \ 21. Find the volume and surface area of the cylinder. 12 8 Spring Final Review Page 7 of 8 22. For the segment with endpoints A (-3 - 9) and B (4,-3) : a. Find the midpoint of the segment. b. Find the length of the segment. c. If point B is the midpoint of AC , name the coordinates of point C. 23. Identify each figure as specifically as you can based only on the given (marked) information. 24. Find the area of a regular pentagon that has a radius of 10 inches. 25 . Find the area of the sector and the length of arc AB. A 5 cm Spring Final Review 120 Page 8 of 8 B