Answer:

Step-by-step explanation:
hope this helps.
Answer:
C. m∠N = 69°
Step-by-step explanation:
The sum of the measures of the angles of a triangle is 180.
m∠L + m∠M + m∠N = 180
36 + 75 + m∠N = 180
111 + m∠N = 180
m∠N = 69°
Exact form : 3.9*10^5
decimal form : 390000
12 x 40 = hours she worked = 480
3 x 31 = appointment fee = 93
480 + 93 = 573
<span>-0.00925 is the answer </span><span />