Question

For two adjacent angles with measures x° and (x+30)° that make up a 90° angle, what is x?(1 point)
Responses

20
20

60
60

15
15

30

Answer 1

To find x, we can set up the equation x + (x+30) = 90, since the two angles add up to 90 degrees.

Combining like terms, we get 2x + 30 = 90.

Subtracting 30 from both sides, we have 2x = 60.

Finally, dividing both sides by 2, we find x = 30.

Therefore, the value of x is 30.