In ⊙Y below, assume that m\overset\frown{PO} =m\overset\frown{EK}. Prove that \overline{PO}≅\overline{EK}. Use the format of your choice. (Hint: Think triangles....) Homework Help ✎
1
Question 1
1.
Assume point B is the center of the circle below. Match each item in the left column with the best description for it in the right column. Homework Help ✎
Draggable item
arrow_right_alt
Corresponding Item
∠ABC
arrow_right_alt
radius
∠CDA
arrow_right_alt
chord
\overline{AB}
arrow_right_alt
semicircle
\overline{CD}
arrow_right_alt
inscribed angle
m\overset\frown{AD}
arrow_right_alt
minor arc
m\overset\frown{AC}
arrow_right_alt
central angle
The figure at right shows two concentric circles. Homework Help ✎
1
Question 2
2.
What is the relationship between \overset\frown{AB} and \overset\frown{CD} ? How do you know?
1
Question 3
3.
Which has greater measure, \overset\frown{AB} or \overset\frown{CD}? Which has greater length? Explain.
1
Question 4
4.
If m∠P=60° and PD=14, find the length of \overset\frown{CD}. Show all work.
While working on the quadrilateral hotline, Jo Beth got this call: “I need help identifying the shape of the quadrilateral flowerbed in front of my apartment. Because a shrub covers one side, I can only see three sides of the flowerbed. However, of the three sides I can see, two are parallel and all three are congruent. What are the possible shapes of my flowerbed?” Help Jo Beth answer the caller’s question. Homework Help ✎
1
Question 6
6.
What must it be?
1
Question 7
7.
What could it be?
For each pair of triangles below, decide if the triangles are similar or not and explain how you know. If the triangles are similar, complete the similarity statement ΔABC∼Δ___. Homework Help ✎
1
Question 8
8.
1
Question 9
9.
1
Question 10
10.
Question 11
11.
Which equation below is perpendicular to y=−2/5x−7and passes through the point (4,−1)? Homework Help ✎