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Vikentia [17]
3 years ago
13

A carpenter is making doors that are 2058.0 millimeters tall. If the doors are too long they must be trimmed, and if they are to

o short they cannot be used. A sample of 11 doors is made, and it is found that they have a mean of 2069.0 millimeters with a standard deviation of 19.0. Is there evidence at the 0.1 level that the doors are either too long or too short? Assume the population distribution is approximately normal. Step 4 of 5 : Determine the decision rule for rejecting the null hypothesis. Round your answer to three decimal places.
Mathematics
1 answer:
Katen [24]3 years ago
7 0
666 smocced out locced out
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Answer: 20x-6 = 34

Step-by-step explanation:

Given: The length of rectangle is represented by 8x - 3.

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When the sum of two angles measures up to 90° then these angles are known as complementary angles of each other. The measure of ∠1 is 30°, while the measure of ∠2 is 60°.

<h3>What are Complementary Angles?</h3>

When the sum of two angles measures up to 90° then these angles are known as complementary angles of each other.

for example, ∠x + ∠y = 90°, therefore, the ∠x and ∠y are the complementary angles of each other.

Since the two angles together form a 90° angle. The angles are complementary to each other, therefore, we can write,

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Just 3 simple steps!!

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