Answer:
X=65°
Step-by-step explanation:
Both angles combined is a right angle as indicated by the small square drawn on it, a right angle is always 90° therefore
(x-15°)+40°=90°
combine like terms
x+25°=90°
subtract 25° from each side
x=65°
1 day use 4 bags
? day use 1/2 bag
Cross multiply
(1•1/2)/4= 1/2•1/4= 1/8 of the day
In 1/8 of the day 1/2 of bag of milk will be used.
<span>Aiko incorrectly used the associative property by changing the order of the two complex numbers.</span>