pearl1128
pearl1128
31-03-2017
Mathematics
contestada
What is the area of a 20-gon with radius 5 in
Respuesta :
wolf1728
wolf1728
02-04-2017
Assuming that is the circumradius:
Polygon Area = [r^2 * n * sin (360 / n)] / 2
Polygon Area = (25 * 20 * sin (18)) / 2
Polygon Area = (500 * 0.30902) / 2
Polygon Area =
77.255
Answer Link
VER TODAS LAS RESPUESTAS ( 44+ )
Otras preguntas
Bobby delivers newspapers in his neighborhood. In addition to a weekly salary, he earns tips from the people he delivers to. If he delivers $200 worth of papers
What role do parliaments play in a folkish state?
Round 19.3 to the nearest whole number.
A pet shop has rabbits and gerbils for sale. They have 20 animals altogether. They sell two rabbits. Then one of the gerbils has twins. The shop now has three t
Write a detailed, five sentence paragraph using one of the ideas below as the central idea. Add examples, details, or facts to support the central idea and prov
Mark is an excellent cook. He does not have any formal training but learned to cook by following the recipes of several famous chefs and his mom. Every weekend,
What is y fewer than 19 in algebraic expression
How did speculators profit when the government paid its debt?
Highlight and describe in detail the key features of an aquatic animal
create a public service announcement for school age children to help them avoid illnesses caused by bacteria. cite a minimum of three pieces of textual evidence