Answer:
45°
Step-by-step explanation:
three angles in a triangle sum up to 180
90° + a + a = 180°
90° + 2a = 180°
2a = 180°-90°
2a = 90°
a = 45°
7.5
Cross multiply (4•x) and (5•6) and get 30=4x
X=7.5
Answer:
13/6
Step-by-step explanation:
2 5/6=17/6
w+2/3=17/6
w=17/6-2/3
w=17/6-4/6
w=13/6
