1.
a) If the point A(-2 , 1) is translated 5 units to the right to the point B, what are the coordinates of B?
b) When the point C is translated 3 units downward, it also reaches the point B. What are the coordinates of C?
Maths Question (Symmetry & Transformation)
2008-05-18 8:35 pm
回答 (2)
2008-05-18 9:24 pm
✔ 最佳答案
a) If the point A(-2 , 1) is translated 5 units to the right to the point B, what are the coordinates of B?B = (3,1)
b) When the point C is translated 3 units downward, it also reaches the point B. What are the coordinates of C?
C = (3,4)
2008-05-18 9:27 pm
1. When translated to the right, x becomes x+h, now x=-2 and h=5, therefore, B is (3,1).
2. C translates downwards is the same as B translates upwards, when translate upwards, y becomes y+k. Now y=1, k=3, therefore, C is (3,4).
2. C translates downwards is the same as B translates upwards, when translate upwards, y becomes y+k. Now y=1, k=3, therefore, C is (3,4).
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