Date: Period: Directions: Answer the following questions completely on a separate sheet of paper.
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1 Name: Right Triangle Review Sheet Date: Period: Geometry Honors Directions: Answer the following questions completely on a separate sheet of paper. Part One: Simplify the following radicals. 1) 2) 3) 4) 5) 6) 7) 8) 9) 10) Part Two: Add/Subtract the following radicals. (Answers in simplest radical form) 1) 2) 3) 4) 5) 6) Part Three: Multiply/Divide the following radicals. (Answers in simplest radical form) 1) 2) 3) 4) 5) 6) 7) 8) Part Four: Word problems and radicals. 1) The length of a rectangle is and the width is. Express each answer in simplest radical form: a. Find the area of the rectangle. b. Find the perimeter of the rectangle. 2) If a square has a side of, what is the area and perimeter in simplest radical form? 3) Express the area of the figure in simplest radical form if the height is inches and the base is. 4) The area of a rectangle is and the length is, what is the width? 5) If the perimeter of a rectangle is and the length is, what is the width? 6) Find the area and perimeter of the following examples. Answers should be in simplest radical form. a. b.
2 Part Five: Pythagorean Theorem/Altitude Rule/Leg Rule 1) The lengths of the sides of a triangle are 6, 2.5, and 15. Is this a right triangle? 2) In the diagram below of right triangle ABC, altitude is drawn to hypotenuse, AC=16, and CD=7. What is the length of? (1) (2) (3) (4) 1 3) The lengths of the sides of a triangle are.9, 4, and 4.1. Is this a right triangle? 4) Find the measure of the diagonal of a rectangle whose sides are 25 and 50, in simplest radical form. 5) In the diagram below of right triangle ACB, altitude is drawn to hypotenuse. If AB = 36 and AC = 12, what is the length of? (1) 32 (2) 6 (3) 3 (4) 4 6) Firefighters have a 29 foot extension ladder in order to reach 25 feet up the building. How far away from the building should the ladder be placed? Round to the nearest tenth. Include a diagram with your answer. 7) What is the exact length of the diagonal of a square with a perimeter of 60 inches? (in simplest radical form). 8) Given the following diagram, find the length of a, b, and c. Round answers to the nearest tenth. 9) Use the diagram below to find the value of x. Answer must be in simplest radical form. 10) Two joggers run 8 miles north and 5 miles west. What is the shortest distance, to the nearest mile, they must travel to return to the starting point? 11) In right triangle JKL, <K is a right angle. Altitude KH intersects the hypotenuse JL in such a way JH is 21 more than the length of HL. a. If HL = x, then find the value of JH in terms of x. b. If the altitude, KH = 10, then what is the value of HL.
3 12) A right triangle has a leg with a length of 5 and a hypotenuse with the length of. What is the length of the other leg? Part Six: Special Right Triangles For questions 1-8, find the exact value of x and y. 1) 2) 3) 4) 5) 6) 7) 8) 9) The length of the hypotenuse of a triangle is 20 inches. What is the length of the shorter leg? 10) A ladder leaning against a wall makes an angle of 60 degrees with the ground. The base of the ladder is 3 ft from the building. How high above the ground is the top of the ladder? 11) Find the length of the leg of a right triangle if one angle measures 45 degrees and the hypotenuse is 16 inches. 12) Find the exact value of w and y.
4 Name: Review Sheet Date: Period: Geometry Honors Directions: Answer the following questions completely on a separate sheet of paper. 1) What is the equation of the line passing through the point (-8,1) and is parallel to the line whose equation is? 2) 3) 4) 5) 6) In, and. If the shortest side of similar is 12, what are the measures of the remaining two sides? What is the perimeter of? Include a diagram with your answer. 7) In shown below, L is the midpoint of, M is the midpoint of, and N is the midpoint of. If and, find the perimeter of trapezoid.
5 8) Triangle CAT has coordinates C(-6,-3), A(-1,-3), T(-2,-1). The images of triangle CAT after composition is triangle C A T. State and label the coordinates of C A T. 9) 10) 11) Construct equilateral triangle ABC. Leave all construction marks. A B 12)
6 Review Sheet: Part I: 1.) 2.) 3.) 4.) 5.) 6.) 7.) 8.) 9.) 10.) Part II: 1.) 2.) 3.) 4.) 5.) 6.) Part III: 1.) 2.) 3.) ) 17 5.) 6.) 15 7.) 8.) Part IV: 1.) a) 144 b.) 2.) ; A = 20 3.) 4.) w = 25 5.) 6.) a) ; b) A = 96; Part V: 1.) no 2.) (1) 3.) yes 4.) 5.) (4) 6.) ) 8.) a = 4.6, b = 11.1, c = ) 10.) 9 11.) a) x + 21 b) 4 12.) 10 Part VI: 1.) 2.) 3.) 4.) 5.) 6.) 7.) 8.) 9.) ) 12.) w = 9; Review Questions: 1.) 2.) & 3.) correct proof 4.) 5 5.) (2) 6.) 32 & 40 7.) 34 8.) C (10,-2) A (5,-2) T (6,-4) 9.) (3) 10.) (1) 11.) correct construction 12.) AC
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