The coordinates of the quadrilateral abcd are a (-1,-1) b (-3,3) c (1,5) and d (5,2) name the slopes of ab, bc, cd, and ad, then specify what type of quadrilateral it is and why

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

What is the value of the expression below? (81^2)^1/8

Lv beethoven software supplies customized software to a managed healthcare system. lv beethoven software's costs for the software is $1,723,000. lv beethoven software sells the software to the healthcare system for $3,816,981.10. overhead expenses are estimated at 47% of the selling price. what is lv beethoven software's net profit to the nearest dollar?