4. The box-and-whisker plot gives information about the heights, in centimetres, of some plants. 0
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Height (cm)
(a) Write down the median.
cm [1]
(b) Find
(i) the range
cm [1]
(ii) the interquartile range

Simplify the expression 10/11(22z) + (a+5) -1

Determine the area of a triangle with (see picture below)

Which option identifies how kevin should proceed in the following scenario? four years ago kevin designed an mp3 player for young children. now that technology has changed, he would like to update his design to ensure that it encompasses cutting-edge techniques. by creating a third-angle projection of his ideas by designing an isometric projection of his new ideas by referring to past designs and illustrations of his original model by conferring with engineers who have improved upon similar devices