A-2b, If a = - 2.5, b = - 3.3
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The answer is C
If you use the other coordinates instead of point (8,7), then you will not get a right angled traingle, but you will get other types of triangles. If you use (8,7), you will get a 90° and therefore a right angled triangle.
If you use the other coordinates instead of point (8,7), then you will not get a right angled traingle, but you will get other types of triangles. If you use (8,7), you will get a 90° and therefore a right angled triangle.
A=2b+c
Subtract C from both sides
A-c=2b
Divide by 2 on both sides
Subtract C from both sides
A-c=2b
Divide by 2 on both sides