Week 2 - The Pythagorean Theorem Flashcards

1
Q

Find the length of the missing side.

A

12

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2
Q

Find the length of the missing side.

A

6.5

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3
Q

Find the length of the missing side.

A

7.2

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4
Q

Determine whether the triangle with the given side lengths is a right:

a = 6, b = 8, c = 10

A

YES

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5
Q

Determine whether the triangle with the given side lengths is a right triangle:

a = 14, b = 16, c =18

A

NO

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6
Q

What is the length of the ladder? It’s 6 ft. from the house at the bottom and touches the wall 14 ft. up at the top (see attached image). Simplify your answer.

A
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7
Q

Find the area of the missing square off of leg a if the area of one square is 369 and the area of another is 81.

A

Area of missing leg = 369 – 81 = 288

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8
Q

Find the length of the hypotenuse. Round to the nearest tenth if necessary

A

x = 5 ft.

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9
Q

In triangle ABC, side AB has a length of 6cm and side BC has a length of 10cm. What is the length of side AC?

A

11.66 cm

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10
Q

In the given triangle, find the missing length to the nearest tenth.

A

20.2 ft.

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11
Q

A rectangular flower bed is 9 feet wide and 12 feet long. What is the length of the diagonal?

A

The Diagonal is 15 feet long (shortcut is the use the rule of a 3-4-5 triangle)

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12
Q

The shortest leg of a right triangle is 27 units. The other leg is the solution to 2x – 5 = 67. What is the length of the hypotenuse?

A

Solve for x to get x = 36

Use Pythagorean Theorem to find length of the Hypotenuse which equals 45

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13
Q

Bobby and his family went to the playground. The slide is 13 feet long. The end of the slide is 7 feet away from the stairs. The stairs extend 2 feet higher than the end of the slide. How tall are the stairs?

A

Stairs are equal to 12.9. The extension of the stairs is 2 and the rest of the stairs is 10.9.

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14
Q

Persuade Amanda whether the numbers 12, 16, and 20 make a right triangle or not. Make sure to state reasons for and against your belief.

A

Since 12^2 + 16^2 = 13^2 it satisfied the Pythagorean Theorem which proves that these three sides do form a right triangle. They make up what is called a Pythagorean Triple.

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