Refer to the figure at the right. Line a is parallel to line b and angle 2 is 145°. Find the given angle measures of:

Angle 9
Angle 7
Angle 3
Angle 4

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable

Which of the following is the inverse of y = 3∧x y = 1/3∧x y = ㏒3x y = (1/3) ∧x y = ㏒ 1/3∧x

What is the gcf of 20c^3-5c^4+30c^6