29. in the figure, ea, ed and dc are the tangents to the circle at a, b and c respectively
a)express z in terms of x and y only
b) it ae = 3cm, cd=7 cm and ae parallel cd, find the area or the
polygon aebdco (give your answer correct to 3 significant
figures.

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

You are measuring the dimensions of the floor in your bedroom because you are planning to buy new carpet. which unit of measure is the most appropriate to use in this situation?

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total