Answer
b: 2.5
Step-by-step explanation:
because my dad said so
Circle above 6 than an arrow going behind 6
<span>To calculate the average; add up all the numbers, then divide by how many numbers there are. In this case, there are 5 numbers; personal, small, medium, large, and extra large.
</span>8 + 10 + 12 + 14 + 16 / 5 --> 60/5 = 12

The Angle formed by an arc on the centre of the circle is double the angle made by the same arc on the circumference of the circle.
So,

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Answer:
slope=4root5
Step-by-step explanation:
H^2=b^2+ h^2
(8)^ +(4)^
= 64+16
H^ =80
H= ROOT 80
root(4*4*5)
=4root(5)