the diagram of , is a right angle, , , and altitude is drawn. What is the length of ? 1) 2) 3) 4) 24 In the diagram below, two concentric circles with center and radii , , , and are drawn. O, If and , which relationship between the length of arc and the length of arc is always true? EF CD 1) The length of arc is 2 units longer than the length of arc EF CD. 2) The length of arc is 4 units longer than the length of arc EF CD. 3) The length of arc is 1.5 the length of arc EF CD. 4) The length of arc is 2.0 times the length of arc EF CD. 25 Given: Parallelogram with diagonal drawn ABCD Prove: 26 The diagram below shows circle with diameter . Using a compass and straightedge, construct a square O that is inscribed in circle [Leave all construction marks.] O. 27 Given: Right triangle with right angle at If increases, does increase or decrease? Explain why. ABC C.
the diagram of , is a right angle, , , and altitude is drawn. What is the length of ? 1) 2) 3) 4) 24 In the diagram below, two concentric circles with center O, and radii , , , and are drawn. If and , which relationship between the length of arc EF and the length of arc CD is always true? 1) The length of arc EF is 2 units longer than the length of arc CD. 2) The length of arc EF is 4 units longer than the length of arc CD. 3) The length of arc EF is 1.5 the length of arc CD. 4) The length of arc EF is 2.0 times the length of arc CD. 25 Given: Parallelogram ABCD with diagonal drawn Prove: 26 The diagram below shows circle O with diameter . Using a compass and straightedge, construct a square that is inscribed in circle O. [Leave all construction marks.] 27 Given: Right triangle ABC with right angle at C. If increases, does increase or decrease? Explain why.
january-18.docx