A ladder 20m long, leans against a vertical wall. The top of the ladder reaches 8.4m up the wall.
a) Draw a diagram indicating the given information

b) Calculate to 1 decimal place, the distance of the foot of the ladder from the wall.
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c) If the foot of the same ladder is repositioned 15m from the wall, how much higher
up the wall does the top of the ladder reach?

Will make ! for correct answer the dot plot below shows the number of toys 21 shops sold in an hour.is the median or the mean a better center for this data and why? a. median; because the data is not symmetric and there are outliersb. median; because the data is symmetric and there are no outliersc. mean; because the data is symmetric and there are no outliersd. mean; because the data is skewed and there are outliers