Unit 4 Retest

Front

What is the length of the side of an equilateral triangle if the altitude is 6 meters?

Back

12 meters

Front

If the length of a diagonal of a square is 10 feet, what is the length of a side of the square?

Back

5 √2 ft

Front

How long is a side of a square with a diagonal measuring 4 √2 centimeters?

Back

4 centimeters

Front

What is the perimeter of a rectangle with a diagonal of 10 units and one side of 6 units?

Back

28 units

Front

In a right triangle, if one angle is 90° and another is 37°, and the hypotenuse is 21 inches, what is the length of the side opposite the 37° angle?

Back

12.6 inches

Front

What is the formula for the perimeter of a rectangle?

Back

P = 2(length + width)

Front

What is the relationship between the side length and diagonal of a square?

Back

Diagonal = side length × √2

Front

How do you find the length of a side of a square given the diagonal?

Back

Divide the diagonal by √2.

Front

What is the Pythagorean theorem?

Back

a² + b² = c², where c is the hypotenuse.

Front

What is the length of the diagonal of a rectangle with sides of length 6 units and 8 units?

Back

10 units