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Which property must a quadrilateral have to be a parallelogram?
Each side must be parallel to another side.
True or false In a nonlinear equation each variable must only have one solution?
In a nonlinear equation, each variable must only have one solution.
How do you find whether a number is a perfect square by using its prime factors?
In the prime factorisation of the number, each factor must appear an even number of times.In the prime factorisation of the number, each factor must appear an even number of times.In the prime factorisation of the number, each factor must appear an even number of times.In the prime factorisation of the number, each factor must appear an even number of times.
What is the identity matrix?
The identity matrix is a square one with ones (1s) down its main diagonal and zeroes (0s) elsewhere. That is, it must have the same number of rows as columns, and where the row number is the same as the column number, the entry must be 1, elsewhere, it must be 0.
What is the best way to teach a child how to read an analog clock?
The best way to teach a child to read an analog clock is start by making sure the child knows and understands the numbers one to twelve. He or she must know what each number looks like. Then the child must be taught how many minutes are in an hour.
