Answer:
option A
Step-by-step explanation:
option A is the correct answer of this question.
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Supplementary is when 2 angles add up to 180°.
180°-40°=140°
11 student will get 10 stickers and 3 will be <span>left over.</span>
For #2:
<span> 3x^2 + 4 – 2x^2 + 6</span>
<span><span>You need to combine your like terms:
</span>
3x^2 – 2x^2= x^2</span>
4 + 6 = 10
This will now give you:
<span>X^2 +10</span>