REVIEW for SEM 1 FINAL EXAM - Mathematical Concepts

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

How do you find the volume of a cube?

Back

Volume = side³.

Front

What is a prime number?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.

Front

Simplify the expression: -1x + y - z + 10z + 2x - 10y

Back

1x - 9y + 9z.

Front

Combine like terms: 8a + 4b + 2c - 3b + a

Back

9a + b + 2c.

Front

What is the definition of a variable in mathematics?

Back

A variable is a symbol used to represent an unknown value.

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

What is the difference between area and perimeter?

Back

Area measures the space inside a shape, while perimeter measures the distance around it.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 × base × height.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to combine like terms and reduce it to its simplest form.