Practice with area of regular polygons.
C D
A regular pentagon has an apothem measuring 20 cm
and a perimeter of 145.3 cm.
What is the area of the pentagon?
square centimeters
20 cm

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

The spring the owner of a sporting good store decreases the price of winter gloves from $10 to $8 each increases the price of swimming goggles from $8 to $10 without doing the math you think the percent decrease in the price of the gloves the same as the percent increase of the goggles explain why or why not

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3