The table shows many students the Head teacher selects when doing a stratified sample by year group of 80 students. There are a total of 560 students in the schoolYear GroupSample sizeTotal no. of studentsYear 727aYear 810bYear 917cYear 1021dYear 115e

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answer

you bought 31 v bucks

step-by-step explanation:

25+6=31

step-by-step explanation:

consider the parallelogram shown in the attached image.

in the parallelogram hijk, the length of hk is given as,

from the properties of parallelogram we know that the opposite sides of a parallelogram are parallel to each other and are equal in measure.

therefore, the length of the side ij must be equal to the length of the side hk and that is .

hence, the expression for the length of ij confirms that hijk is a parallelogram.