What is the definition of perpendicular lines?

A. lines that intersect at right angles

B. lines that intersect at straight angles

C. lines in the same plane that do not intersect

D. lines in different planes that do not intersect

Each of the following phrases describes a numerical value: - The absolute value of 9 - The opposite of 9 Which statement is true about the relationship between the numerical values? The absolute value of 9 is less than the opposite of 9.

Solve the equation x2 = 10.

Bottle contains 150% of water how much water will there be

A web site charges $0.99 to download a game and a 12.49 membership fee. write an expression that gives the total cost in dollars to download a g games

Factor the expression 6x^2 + 5x + 1

Area and perimeter of a triangle 5,5,4,4 as the perimeters

There are 30 students in a class. The teacher will choose 2 students at random to represent the class at an assembly. How many groups of 2 students can be chosen?

Angle 1 is obtuse angle 2 and 3 are acute angle 1 plus angle 3 = ?

Twelve of the 28 students in a class have a dog. What is the ratio of students who have a dog to the students who do not?

Whats an example of a repeated decimals