PLEASE HELP WILL MARK AS BRAINLIEST state if the triangles in each pair are similar. if so, state how you know they are similar and complete the similarity statement

Three coins are flipped. what is the probability that there will be at least two tails?

If eh = hg and hg=16, find the diameter of k

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.