1 and 2 are complementary. 1=x° 2 = (3x 30) °

3x + 2x = 90 {the two angles add up to 90°}

5x = 90 {combined like terms}

x = 18 {divided both sides by 5}

angle 1 = 3x

= 3 (18) {substituted 18, in for x, into 3x}

= 54° angles add up to 90°

angle 1 = 3x

angle 2 = 2x