更新1:
唔是 是(3,60º)個d
Polar Coordinate Plane
2011-08-10 2:52 am
Suggest two sets of points A, B and C on a polar coordinate plane such that ΔABC formed is a right-angled triangle with one side of 3 units and one side of 5 units.
回答 (2)
2011-08-10 6:06 am
✔ 最佳答案
A is (0, 0 degree)B is (4, 30 degree)
C is (3, 120 degree)
AC = 3 units. BC = 5 units, angle BAC = rt. angle.
A is (0, 0 degree)
B is (3, 60 degree)
C is (4, 150 degree)
AB = 3 units, BC = 5 units, angle BAC = rt. angle.
2011-08-10 3:34 am
SET1:
A(0,3)
B(5,0)
C(0,0)
SET2:
A(3,0)
B(0,5)
C(0,0)
A(0,3)
B(5,0)
C(0,0)
SET2:
A(3,0)
B(0,5)
C(0,0)
收錄日期: 2021-04-25 22:39:50
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https://hk.answers.yahoo.com/question/index?qid=20110809000051KK01008