For a school project, Alice surveyed several male students in her class to determine whether there is a relationship between the
ir heights and weights. which scatter plot represents the data displayed in the table below.
Height (in.) 54, 56, 58, 61, 63, 65, 70, 71
Weight (lbs.) 100, 110, 122, 135, 146, 150, 170, 171
the pictures are down below
Height (in.) 54, 56, 58, 61, 63, 65, 70, 71
Weight (lbs.) 100, 110, 122, 135, 146, 150, 170, 171
the pictures are down below
1 answer:
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Answer:
<h2>x = 6.5 cm</h2>Step-by-step explanation:
The segment 20.2 cm is the tangent. Therefore x and 20.2cm are perpendicular.
Use the Pythagorean theorem:
We have
Substitute:
<em>use (a + b)² = a² + 2ab + b²</em>
<em>subtract x² from both sides</em>
<em>subtract 216.09 from both sides</em>
<em>divide both sides by 29.4</em>