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How many sides does a regular polygon have if each exterior angle measures 72a.3b.4c.5d.6

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

Adriana sold 50 shares of a company’s stock through a broker. the price per share on that day was $22.98. the broker charged her a 0.75% commission. what was adriana’s real return after deducting the broker’s commission? a. $8.62 b. $229.80 c. $1,140.38 d. $1,149.00