fa5nitybugganna
fa5nitybugganna fa5nitybugganna
  • 04-07-2016
  • Mathematics
contestada

which is an equation of a circle with center (2, -1) that passes through the point (3, 4)?

Respuesta :

nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 10-07-2016
Equation of circle is (x - a)^2 + (y - b)^2 = r^2; where (a, b) is the center and r is the radius.
r^2 = (2 - 3)^2 + (-1 - 4)^2 = (-1)^2 + (-5)^2 = 1 + 25 = 26
Equation is (x - 2)^2 + (y + 1)^2 = 26
Answer Link

Otras preguntas

Select the definition of aristocracy. a. rule by a mob b. rule by many c. rule by a few individuals d. rule by one person
According to Muslim beliefs, why did Muhammad become a prophet?
one side of a square is 7cm what is the area
In the Cuban Missile Crisis, President Kennedy demanded the removal of Soviet missiles from ____________. a. Cuba c. Canada b. the Soviet Union d. America
according to the open door policy, China's ability to tax trade?
how did the international community respond to apartheid and what happened in 1961 and 1985
Which goal was shared by both the populists and the progressives?
how did Europe's role in global trade change after the European discovery of the americans?
An adverb clause is introduced by a _____.
Solve the equations with steps 2c/(c-4)-2=4/c+5