A, B and C lie on a straight line segment. A, E and D lie on a straight line segment. BE = 1.8m, CD = 9m and BC = 1.7m. Work out the length of AB. Write your answer to two decimal places.

The chart below shows the distribution of weeds in yard

Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours

Use the net as an aid to compute the surface area of the triangular prism. a) 550 m2 b) 614 m2 c) 670 m2 d) 790 m2