Point t is reflected over the y-axis. determine the coordinates of its image. t (2, 5)
a(2, -5)
b(2, 5)
c(-2, -5)
d(-2, 5)

Umm.. just started this 2day and its not on my notes(p′︵‵。)

If chord ab is congruent to chord cd, then what must be true about ef and eg?

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.