AnswersCR CCSS Math 2 S2 M2960OXUsing Triangle Similarity Theorems

Finding the Hypotenuse in Right Triangles (Sec 8-1) Answers

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3

Which are the side lengths of a right triangle? Check all that apply.

A
3, 14, and
Option A
B
6, 11, and
Option B
C
19, 180, and 181
D
3, 19, and
Option D
E
2, 9, and
Option E
4

Jerrod found the hypotenuse of a right triangle with legs 3 ft and 1 ft. Is his answer correct? c2 = 32 + 12 c2 = 9 + 1 c2 = 8 c =

Question illustration
A
No, he setup the Pythagorean theorem incorrectly.
B
No, he made an error finding the square root.
C
No, he subtracted 1 and 9 instead of adding.
D
Yes, he correctly calculated the length of the hypotenuse
6

Approximately how many miles did Mary drive to her grandmother’s house?

Answers:
Selection 1:49.73
Selection 2:Mary, Theo, Nancy
8

When finding the length of the hypotenuse of a right triangle, why might you approximate the answer?

Answer:

You might approximate the answer if the square root is not a perfect square, resulting in an irrational number. In real-world situations, using a decimal approximation is often more practical for measurement and understanding dimensions than using the exact radical form.

9

Sample Response:: If the square root is not a perfect square, then an approximation of the root often makes more sense in the context of the problem. For real-world problems, you would want an approximation, so you have an estimate of the length you are looking at. Check all that you included in your response.The square root is not a perfect square.It is a real-world problem.An approximation would make more sense in the context of the problem.

A
The square root is not a perfect square.
B
It is a real-world problem.
C
An approximation would make more sense in the context of the problem.

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