(3x + 5)° + (10x - 7)° = 180°
13x + (-2) = 180
13x = 180 + 2
13x = 182
x = 14
∠QRT = 3 * 14 + 5 = 42 + 5 = 47°
∠TRS = 10 * 14 - 7 = 140 - 7 = 133°
Answer:
there are 10 of the other kind of cars
Step-by-step explanation:
Answer:
Yes
Step-by-step explanation:
A square plus b square equal c square
7.22 is 7.2242 rounded to the neartest hundreth