What percent was the server's tip if the customer left $1.75 for a $12.50 meal.

( steps)

What is the length of bc ? enter your answer in the box.bc =

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

(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.