Geo - 4.6 Reading Flashcard

Front

What is the formula to find the value of X in a linear equation?

Back

To solve for X in a linear equation, isolate X on one side of the equation using inverse operations.

Front

How do you calculate the length of a side in a triangle given the perimeter?

Back

To find the length of each side of a triangle given the perimeter, divide the perimeter by the number of sides.

Front

What is the property of isosceles triangles regarding their angles?

Back

In an isosceles triangle, the angles opposite the equal sides are equal.

Front

How do you find the measure of the vertex angle in an isosceles triangle?

Back

The vertex angle can be found by subtracting the sum of the base angles from 180°.

Front

What is the relationship between the sides of an equilateral triangle?

Back

All sides of an equilateral triangle are equal in length.

Front

If the perimeter of an equilateral triangle is 21 meters, what is the length of each side?

Back

Each side is 21 meters divided by 3, which equals 7 meters.

Front

What is the sum of the interior angles of a triangle?

Back

The sum of the interior angles of a triangle is always 180°.

Front

How do you solve for an unknown angle in a triangle?

Back

To find an unknown angle, subtract the sum of the known angles from 180°.

Front

What is the definition of a base angle in a triangle?

Back

A base angle is one of the angles that is adjacent to the base of the triangle.

Front

What is the formula for the area of a triangle?

Back

The area of a triangle can be calculated using the formula: Area = 1/2 * base * height.