Answer:
The angles are 45°, 60° , 75°
Step-by-step explanation:
<h3>
Angle sum property:</h3>
Sum of all the angles of a triangle is 180°.
Equation:
3x + 5x + 4x = 180
Combine like terms,
12x = 180
x = 180/12

3x = 3 *15 = 45°
5x = 5* 15 = 75°
4x = 4 *15 = 60°
Answer: 40 bales of hay
Step-by-step explanation:
Answer:
-134
Step-by-step explanation:
Answer:
It becomes y = x^2 + 8.
Step-by-step explanation:
The equation of the new parabola is y = x^2 + 8.