geometry

Vertex

A point where two or more straight lines meet.

Angle Addition Postulate

for any angle, the measure of the whole is equal to the sum of the measures of its non-overlapping parts

Angle Bisector

a ray that divides an angle into 2 congruent angles

Midpoint

a point that divides a segment into 2 congruent segments

Reflexive Property

A quantity is congruent (equal) to itself. a = a

Symmetric Property

If a = b, then b = a

Transitive Property

If a=b and b=c, then a=c

Complementary Angles

Two angles whose sum is

Read More

MATH141

1.1 Systems of Linear Equations:

  • A system of linear equations can be represented by an augmented matrix.
  • An elementary row operation is one of the following:
    • Interchanging two rows.
    • Multiplying a row by a nonzero constant.
    • Adding a multiple of one row to another row.
  • A system of linear equations is consistent if it has at least one solution.
  • A system of linear equations is inconsistent if it has no solution.

1.2 Row Reduction and Echelon Forms:

  • A matrix is in row echelon form if:
    • All rows that contain only
Read More

algebra 2

11.1.2

What are tissues made of?

Groups of cells.

What are organs made of?

Tissues.

In the human body, what are systems made of?

A group of organs.

Which type of tissue produces movement?

Muscle tissue.

Which type of tissue coats surfaces?

Epithelial tissue.

Which type of tissue carries messages?

Nervous tissue.

What is the function of a motor neuron?

Controls muscles.

What do sensory neurons do?

Detect feel and smell.

What is the name for all the neurons in the central nervous system?

Interneurons.

Which is a part

Read More

statistics cheet sheet test 2

  1. The time for a professor to grade an exam is normally distributed with a mean of 12.6 minutes and a standard deviation of 2.5 minutes. What is the probability that a randomly selected exam will require more than 16 minutes to grade?

                          a.0.7734                                                                                    normalcdf(16,1E99,12.6,2.5)

                       

Read More

rhsd

BLOCK 11. Types of language teaching approaches -Communicative approach: In CA is very important the social nature of English and interaction. The activities that are used are: problem solving activities (matching, sequencing, identifying…), creative activities (masks, birthday cards…) or interactive activities (interviews, surveys…).-TPR: Total physical response develops listening skills. It involving activity and movement and students can also take up leading roles in activities.-Task based

Read More

fb

NEGATIVE:Sold good is Aluminium. Aluminium factories emit pollution. For each unit of aluminium produced, a certain amount of pollutant enters the atmosphere and poses a health risk for those who breathe air

POSITIVE: The construction of a train station can provide shelter for the homeless when it is raining. If a company develops new technology, such as a database programme, this new technology can be implemented by other firms who will gain a similar boost to productivity.

POSITIVE CONSUMPTION

Read More