A triangles measure = 180
45 + 35 + x = 180
80 + x = 180
x = 100
Hope this helps!
Using the cosine function:

Solve for b:
Answer:
No, Kareem is incorrect.
Step-by-step explanation:
Kareem says that the ratio of
because 4 + 8 = 12 and 1 + 8 = 9
But the correct way to rewrite the ratio 4 : 1 is,

Which becomes as,

Therefore, Kareem is not correct.
Correct ratio equivalent to 4 : 1 is 12 : 3.
Answer:
<em>Answer is </em><em>given below with explanations</em><em>. </em>
Step-by-step explanation:

<em>HAVE A NICE DAY</em><em>!</em>
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