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126_G4U24_G5U6˙—» ¿º 2011.3.23 5:37 PM ˘ ` 81 PDF_In 2540DPI 150LPI T
c. What is the length of AB?
10 cm B
A
d. What is the length of line AB?
8 cm B
A
24. Why Is the Cover of Manhole Round? 81
c. What is the length of AB?
10 cm B
A
d. What is the length of line AB?
8 cm B
A
24. Why Is the Cover of Manhole Round? 81
