A solid shape is made from centimetre cubes. The plan view, front elevation and side elevation are shown below. The shape is drawn
accurately on one of the isometric dot grids below. The arrow indicates
the front of the shape. Select the shape which matches the plan and
elevations.
Plan
Front
Side​

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

Is this a polynomial function? i need to know asap

What is the area of a rectangle with vertices (-8,-2), (-3,-2), (-3,-6), and (-8,-6)? units