b = base length (of triangle)
h = height of triangle
s = side length of triangle
l = length of rectangle
Raj recorded the scores of six of his classmates in the table.
2 answers:
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b = base length (of triangle)
h = height of triangle
s = side length of triangle
l = length of rectangle
Answer:
Step-by-step explanation:
Given
Represent point A as thus;
Required
Determine the new position of A, when rotated counterclockwise
The new position will be denoted as A'
When a point is rotated counterclockwise, we start by switching the positions of x and y as follows:
Then, y is negated to give A'