The length of the rectangle is 9 cm. The perimeter of the rectangle is 31 cm.
(b) Work out the width of the rectangle.

Consider 6x2 + 6x + 1. which term immediately tells you that this expression is not a perfect square trinomial? justify your answer

The table shows the number of students who signed up for different after school activities. activity students cooking 9 chess 4 photography 8 robotics 11 select the true statements about the information in the table.

Find the ratios of the corresponding sides