Letter D
A = 135°
B = 30°
cosAcosB - sinAsinB = cos(A+B)
cos(135°+30°)
cos(165°)
Answer:
C, 4.82
Step-by-step explanation:
add the given lengths and subtract it from the total lengths to get 4.82
Answer:
I think that statement is false
Answer:
y=2x+19
Step-by-step explanation:
Slope: 0-19/-9.5-0=-19/-9.5=2
y-intercept: 19