Learning task 4 :in your answer sheet, copy and answer. 1.transform x2+y28x-64=0 in cebnter radius form of the equation of the circle
2.find the center and radius of a circle represented by the equation below.
a. x2+y2=49
b.(x+7)2+(y+8)2=64
3.write the standard equation of a circle with the given the center and radius
A .(0,0);radius=7
b.(-4,4);radius=5
4.graph the circle whose equation is x2+y2-6x+4y-3=0

Fatulong namn po!!

Which of the following would be a correct step in proving that triangle abc is congruent to triangle cda? a. use a protractor to measure the angles and show that all the corresponding angles are equal in measure. this will allow you to prove congruence by aaa. b. show that segment ab is parallel to segment cd and segment ad is parallel to segment cb. this will allow you to prove congruency by asa. c. show that is segment ab is perpendicular to segment ad. this will allow you to prove congruence by sas. d. none of the above.