Question

[a] Fill in the blanks.
1. Rational Number are
___under addition.
2___is the multiplicative identity for rational numbers.
3. An equation is the_____of the values of two expressions.
4. A quadrilateral has____diagonals.
5. Sum of the angles of a hexagon is________​

Answer 1

Answer:

1.closed

2. one

3. sum/product variables

4. Two diagonal

5. 720°

Answer 2

Answer:

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Step-by-step explanation:

1) closed

2) one

3) sum/product variables

4) 2 diognals

5) 720°