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