Pythagorean Theorem Differentiated Instruction for Use in an ...
Pythagorean Theorem Differentiated Instruction for Use in an ...
Pythagorean Theorem Differentiated Instruction for Use in an ...
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What is the length of the leg<br />
AC? 3<br />
What is the length of the leg<br />
CB? 3<br />
The area of the two smaller squares is 3²<br />
The area of the larger square is 3² + 3² = c²<br />
9 + 9 = 18 The area of the larger square is 18.<br />
What is the length of the hypotenuse AB?<br />
The length of the hypotenuse is c. Estimate the square root of c² to f<strong>in</strong>d c.<br />
c² = 18 The square root of 18 is 4.24<br />
The length of the hypotenuse is 4.24<br />
Review – How to f<strong>in</strong>d a square root on the calculator.<br />
Record the key strokes <strong>for</strong> f<strong>in</strong>d<strong>in</strong>g the square root of 18 below.<br />
2 nd x² 18 ) enter<br />
Us<strong>in</strong>g your calculator f<strong>in</strong>d the follow<strong>in</strong>g (round to the nearest tenth):<br />
√5 = 2.2 √12 = 3.5 √22 = 4.7 √154 = 12.4 √41 = 6.4<br />
18
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