Please someone help me with this question! :)

Thank you

Can you draw an isosceles triangle with only one 80 degree angle?

Brainlest answer can you find the area and circumference of a circle given the radius or diameter? if its yes or no explain why

Which of the following equations is of the parabola whose vertex is at (2, 3), axis of symmetry parallel to the y-axis and p = 4? a.)y-3 = 1/16 (x-2)^2 b.)y+3 = -1/16 (x+2)^2 c.)x-2 = 1/16 (y-3)^2