30 60 90 right triangles

30 60 90 right triangles

Assessment

Flashcard

Mathematics

10th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a 30-60-90 triangle?

Back

A special right triangle where the angles measure 30 degrees, 60 degrees, and 90 degrees. The sides are in the ratio 1 : √3 : 2.

2.

FLASHCARD QUESTION

Front

What is the relationship between the sides of a 30-60-90 triangle?

Back

In a 30-60-90 triangle, if the shortest side (opposite the 30° angle) is 'x', then the longer leg (opposite the 60° angle) is 'x√3', and the hypotenuse is '2x'.

3.

FLASHCARD QUESTION

Front

If the shortest side of a 30-60-90 triangle is 4, what are the lengths of the other sides?

Back

The longer leg is 4√3 and the hypotenuse is 8.

4.

FLASHCARD QUESTION

Front

What is the formula to find the longer leg in a 30-60-90 triangle?

Back

The longer leg can be found using the formula: longer leg = shorter leg × √3.

5.

FLASHCARD QUESTION

Front

If the hypotenuse of a 30-60-90 triangle is 10, what is the length of the shorter leg?

Back

The shorter leg is 5.

6.

FLASHCARD QUESTION

Front

What is the value of the longer leg if the hypotenuse is 10 in a 30-60-90 triangle?

Back

The longer leg is 5√3.

7.

FLASHCARD QUESTION

Front

In a 30-60-90 triangle, if the longer leg is 6√3, what is the length of the shorter leg?

Back

The shorter leg is 6.

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