Answer:
∠A=40°
Step-by-step explanation:
Equation 1: ∠A+∠B+∠C=180°
Equation 2: ∠B/2+∠C/2+110°=180°
2(Equation 2): ∠B+∠C+220°=360°
∠B+∠C=140°
Equation 1 - 2(Equation 2): ∠A=40°
Therefore, ∠A=40°
Takes her 20 minutes to walk 1/2 a mile
2 miles=80 minutes
1/4= 10 minutes i think
so 80+10=1 1/2
9514 1404 393
Answer:
C: 5, -1, -7, -13, -19, ...
Step-by-step explanation:
You need look no further than the second term. That term will be ...
f(2) = f(1) -6
f(2) = 5 -6 = -1 . . . . matches sequence C
Answer:
x=-3.5
Step-by-step explanation:
-3x=10.5 divide both sides by -3