Match the given equation with the verbal description of the surface:

a. cone
b. elliptic or circular paraboloid
c. plane
d. half plane
e. circular cylinder
f. sphere
1. r = 4
2. θ = [(π)/3]
3. ρ = 2cos(φ)
4. r = 2cos(θ)
5. ρ = 4
6. r2 + z2 = 16
7. ρcos(φ) = 4
8. φ = [(π)/3]
9. z = r2

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

The owners of four companies competing for a contract are shown in the table below. if a report is released that advocates company b, which of the people having funded the report should result in the most skepticism? company owner of company company a jake adams company b company c company d debby smith henry rose rhonda baker o a. jake adams o b. rhonda baker o c. debby smith o d. henry rose

52 cm radius = diameter = area = circumference = circumfer