Answer:
x = 20
Step-by-step explanation:
ok so we know that one angle equals 90 degrees
90
x
2x
90 = x + 2x
90 = 3x
90 / 3 = 20
3x / 3 = x
20 = x
2/7 as a fraction rounds to 0.3
0.3 * 3 = 0.9
3 x 2/7 is less than 3
its the first one
