For items 10 - 12, use Figure 4. 10. If BE = 18 units, EC = 8 units, find the length of DC.
B
A. 8squareroots of 13 units
B.6squareroots of 13 units
C. 4 squareroots of 13 units
D. 2squareroots of 13 units
11. If BC = 20 units, DC = 14 units, find the length of
EC?
A. 9.8 units
B. 10.8 units
D. 16.8 units
C. 15.8 units
D.16.8 units
12. If EC = 8 units, DC = 12 units, find the length of BC?
A. 20 units
B. 19 units
C. 18 units
D. 17 units
13. The segment of one of two intersecting chords are x + 2 and x - 6 and
x - 4 and x + 12 for the other. Find the value of x.
B. 3 units
A, 2 units
C. 4 units
D. 5 units
B
A. 8squareroots of 13 units
B.6squareroots of 13 units
C. 4 squareroots of 13 units
D. 2squareroots of 13 units
11. If BC = 20 units, DC = 14 units, find the length of
EC?
A. 9.8 units
B. 10.8 units
D. 16.8 units
C. 15.8 units
D.16.8 units
12. If EC = 8 units, DC = 12 units, find the length of BC?
A. 20 units
B. 19 units
C. 18 units
D. 17 units
13. The segment of one of two intersecting chords are x + 2 and x - 6 and
x - 4 and x + 12 for the other. Find the value of x.
B. 3 units
A, 2 units
C. 4 units
D. 5 units
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