Answer:
a
Step-by-step explanation:
b, c, d are all x2 (a real linear equation does not have square or it will become Quadratic equation )
Answer:
87 = <1
Step-by-step explanation:
The exterior angle of a triangle is equal to the sum of the two opposite interior angles.
124 = 37 + <1
Subtract 37 from each side
124 -37 = <1
87 = <1
I think the answer would be 57.75