The wright brothers' flyer had a 48 inch wingspan. carla bought a model of the plane with a scale factor of 1/40. what is the mo
1 answer:
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Step-by-step explanation:
I'm not sure but that's what I'm getting 3k=2 jn simplest form
Answer:
x ≈ 73.3
Step-by-step explanation:
Using the cosine ratio in the right triangle
cos39° = =
( multiply both sides by x )
x × cos39° = 57 ( divide both sides by cos39° )
x = ≈ 73.3 ( to the nearest tenth )
Answer:
Step 2
Step-by-step explanation:
Given
Step 1:
Step 2:
Step 3:
Step 4:
Required
Where did Viet made an error?
The step 1 indicates the original question.
To get to step 2, we have to subtract 4 from both sides of the equation.
However, the above expression is different from Viet's evaluation.
<em>Hence, we can conclude that Viet made an error in step 2</em>
Well, you'd do the same as the previous one, use the conjugate of the denominator
