Answer:
complementary
x = 33
Explanation:
The box means that the angles form a right angle
That means they are complementary because they add to 90 degrees
x+x+24 = 90
Combine like terms
2x+24 = 90
Subtract 24 from each side
2x+24-24=90
2x=66
Divide by 2
2x/2 = 66/2
x = 33