Figure out what combinations of transformations would create the new image from the original. First complete a rotation of A.9CCW B.135CCW C.270CCW
about the origin with the following matrix:

(c) the diagram shows the first three shapes of a matchsticks arrangement. first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.

Can someone explain to me how to do

When you find the area of a triangle do you use in. or in2