The ratio for 18 girls to 27 boys as a fraction is

Write each expression in exponential form and find its value. 3 x 3 x 3

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

Which of these triangle pairs can be mapped to each other using two reflections?