12) the radius is 15 so with the equation (3.14)*r^2, we get (3.14)(15^2)=706.5
13) true, true (if x=4), true
14) y=0.75x+4.50, $8.25
The answer is the 4th option,
x+y=6 and x-y= -10
Answer:
The answer is below.
Step-by-step explanation:
Answer:
this (。ŏ_ŏ) statement is correct.
J) 180° - m<7 = m<1