9.Rectangle ABCD is located at A(1, 2, B(3, 2), C(3, 4) D(1, 4) and is rotated 90 degrees clockwise. What is the location of B'?

There is a line with slope 1/a going through the point (a, a²). find the equation of the line perpendicular to this line at this point. (don’t let this problem intimidate you! solve the problem as you would if i’d given you specific values. just use variables instead.)

Use the multiplier method to incrases £258 by 43%

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?