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1. |
In trammel method of constructing an ellipse, which is used as trammel? |
A. | A strip of paper marked with semi-minor and semi-major axis from one end |
B. | A strip of paper with major and minor axis marked from on end |
C. | A strip of paper marked with the foci |
D. | A strip of paper marked with the distance between two focus of an ellipse |
Answer» B. A strip of paper with major and minor axis marked from on end | |