Prove the identity sin^2theta x csc^2 theta = sin^2 theta + cos^2 theta 20 points!!

Which matrix multiplication is possible?

Two students were asked if they liked to read. is this a good example of a statistical question? why or why not? a yes, this is a good statistical question because a variety of answers are given. b yes, this is a good statistical question because there are not a variety of answers that could be given. c no, this is not a good statistical question because there are not a variety of answers that could be given. no, this is not a good statistical question because there are a variety of answers that could be given

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol