-5/13
Formula: Y2-Y1/X2-X1
Since the sum of the angles of a triangle = 180°
Then <span>80º + (2x + 2)º + 5xº = 180</span>°
82° + (7x)° = 180°
(7x)° = 180° - 82°
x = 98° ÷ 7
∴ x = 14
Answer:
0.4 or 4/10 as a fraction
Step-by-step explanation:
Check the picture below.
so then γ ≈ 180 - 69 - 43, γ ≈ 68.
Answer:
1. is b and 2. is c
Step-by-step explanation: