exam Maths Puzzle Numerical Ability

Given one point on the graph (-2/3, 2/5) and the slope, m = -3, develop an equation in the slope intercept format.

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exam Other Question

Please help me with this.
"Suppose you know the number of sides in a regular polygon,
the lenght of each side, and the distance from each side to the centre.
How can you determine its area?"

THANK YOU!! Please help me with this problem.

Find the area of a regular hexagon with a side of length 8.

Answers:
a) 80
b) 96
c) 86 (sqrt of 3)
d) 90 (sqrt of 3)
e) 96 (sqrt of 3)