3. If AMNP is an equilateral triangle, find x and the measure of each side. MN
4x - 25
x + 14
NPS
MP
M M
8x - 51
X=
4. If ADEF is an isosceles triangle with DE = EF, find x and the measure of each side.
E
DE
EF=
&r - 13
5x + 17
DF=
x=
D x + 21

If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

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