how to find the value of x in a triangle

how to find the value of x in a triangle

How can we tell if a given fraction will terminate or recur as a decimal fraction?

How you can apply this knowledge to teaching math? How you can help a struggling student master math concepts using set theories?

The sales force of a business consists of 10 men and 10 women. A production unit of 6 people is set up at random. What is the probability that it will consist of 2 men and 4 women? (type answer as...

Do the equations x = 4y + 1 and x = 4y – 1 have the same solution? How might you explain your answer to someone who has not learned algebra? How do you solve? This is for new learners...

Do the equations x = 4y + 1 and x = 4y – 1 have the same solution? How might you explain your answer to someone who has not learned algebra? Show your answers

A student read about Volkswagen packing in the 1960s. She was interested in knowing the maximum number of students that fit into a Volkswagen car. How might you help her estimate an answer...

How many lines of symmetry does the flag of the state of Georgia have?. Determine the number of lines of symmetry in the flag, and describe the lines of symmetry you discover. What concept might...

Why do some children have difficulty with rotational symmetry? What methods can you use to help them understand rotational symmetry? How can you explain this to students?

Write a formula for the sequence to find the nth term Use the formula to find the 50th term in the sequence What kind of sequence is this

Find the sum: 1+2+3=...+94 using Gauss's approach Please show how you arrive at this answer

Is the compound interest formula—such as would be used to calculate a car loan—an example of a function? If yes, of what type of function is it an example of? Why might you identify it with...

Write a word problem involving a quadratic function. How would you explain the steps in finding the solution

What is the quadratic formula? What is it used for? Provide a useful example,

where a does not equal 0, can have more than one solution. Using the discriminant and graph of a quadratic equation, how can you tell how many real solutions a quadratic equation will have...

What is the domain and range of a function (in general terms)? Why do units of time, distance and money often restrict the domain of a real-world model to only positive values of the input...

How are these concepts of direct, inverse, and joint variation used in everyday life? Provide examples for each.

Similar to rational expressions, there are values that will cause a radical expression to be undefined. Discuss the concept of an undefined radical expression (when will this occur and how...

Choose one operation with radical expressions to discuss in detail (simplify, add, subtract, multiply or divide). Discuss the steps to complete the operation and provide a worked out example...

How is the process for simplifying 2x(x+1)/4(x+1) similar? Different?