given: △abc is isosceles; 1 ≅ 3
prove: ab || cd

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]

Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units

What is the slope of the line? a. -5/2 b.2/5 c. 5/2 d.7/2