Step-by-step explanation:
sum:
difference:
Answer:
∠ QPR = 90°
Step-by-step explanation:
The exterior angle of a triangle is equal to the sum of the 2 opposite interior angles.
120° is an exterior angle of the triangle , then
∠ QPR + ∠ PQR = 120° , that is
∠ QPR + 30° = 120° ( subtract 30° from both sides )
∠ QPR = 90°
Answer:
335
Step-by-step explanation:
multiply it by 2 and 3 respectively
(-5,-11) because the point satisfies both equations. If the two lines intersect, then the point will satisfy both.
Answer:
-32
Step-by-step explanation:
-2(16)
= -32