We know that in a parallelogram, adjacent angles are supplementary. 2. PA PB (S) 2. 1. O' 0k If AB = 36 and AC = 12, what is the length of AD? 1. What is the value of x? COMMON CORE MATHEMATICS CURRICULUM UNIT 6 - QUADRILATERALS REVIEW Review Geometry CC Period: Name. 24. - 1427736 below. In the diagram below, and are tangent s to circle O, and are radii, and intersects the circle at C. Prove: Statements Reasons 1. In the diagram below of parallelogram ABCD, Radii in the same circle are . Find the area of a rhombus with side length 6 and an interior angle with measure 120 degrees. (2X+ 10)' (2x+ 10) and rnZB — F nd the "Question 6 Diagonal AC of a parallelogram ABCD bisects ∠A (see the given figure). OA OB (S) 4. HIJK is a parallelogram because the midpoint of both diagonals is _____ 2)7,) means the diagonals bisect each other. An 18-inch by 21-inch rectangle will be removed for the installation of the sink. 5. 4. 25. Tangents from same external point are . 22 In the diagram below of right triangle ACB, altitude CD is drawn to hypotenuse AB. 1. SAS Theorem CPCTC A parallelogram with a pair of adjacent, congruent sides must be a rhombus (see #4). 17 In the diagram below of ACD, DB is a median to AC, and AB ≅DB. OA and OB are radii. E -10 What is the value of x? 2. rnZA In the accompanying diagram of parallelogram ABCD, number of degrees in m.LB Explain your reasoning. Question 25 Score 2: The student gave a complete and correct response. 2-XÇ¥-t0 1. (B) A quadrilateral is a rhombus if it is a parallelogram. The diagram below shows parallelogram ABCD with diagonals AC and BD intersecting at E - 20465542 1) 32º 2) 52º 3) 58º 4) 64º 18 If the rectangle below is continuously rotated about side w, which solid figure is formed? In the accompanytng diagram of parallelogram ABCD, diagonals AC and intersect BD at E, and ED 10. If m∠DAB =32°, what is m∠BDC? Reflexive property. PA and PB are tangents. Which of the following statements are true? Given. Show that (i) It bisects ∠C also, (ii) ABCD is a rhombus. In the parallelogram below, AB is parallel to CD and x-y=40 what is y? 2. #13: In the diagram below, ATVPQ is a parallelogram whose diagonals are perpendicular. Use this space for computations. Given. 1) pyramid 2) rectangular prism 3) cone 4) cylinder 19 In the diagram below, the circle shown has radius 10. What is the area of the top of the installed countertop, to the nearest square foot? 3. 3. The diagonals of a parallelogram bisect each other. (1) 32 (3) 3 (2)6 23 In the diagram of circle O below, chord AB intersects chord CD at £, DE = 2x + 8, EC = 3, AE = 4x-3, and EB = 4. (A) A quadrilateral is a parallelogram if it is a rhombus. Given Perpendicular lines form right angles, all of which are congruent. 6. OP OP (S) 5. 3. Answer: A = 150° Step-by-step explanation: In the parallelogram ABCD, A and D are adjacent angles. 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