Two regular pentagons can intersect in ? 1. two lines
2. two points
3. two rectangles
4. two triangles
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Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

Find the multiplicative inverse of 8-12i

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.