Answer:
Step-by-step explanation:hj
To find the area of a triangle with the given sides a, b and c we use an expression,
Area =
Where,
By applying this formula area of the given triangle is 4.8 m².
Side lengths of the triangle are 2m, 4.8m and 5.2m
Therefore,
Now substitute these values in the formula,
=
= 4.8 m²
Therefore, area of the triangle with the given sides is 4.8 m².
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So, the interquartile range is IQR=22.5.
Step-by-step explanation:
Let us write the numbers in ascending order:
34, 37, 38, 40, 44, | 46, 50, 51, 55, 56, |
57, 61, 62, 65, 65, | 68, 68, 72, 73, 76.
We calculate quartile 1:
We calculate quartile 2:
We calculate quartile 3:
We calculate the interquartile range: