Two number are opposite because they are the ___from __on a number line

Answer and explanation:

Two number are opposite because they are the same distance from zero on a number line

Opposite numbers on a number line have same absolute values but different signs: negative and positive. Negative numbers are left of 0 on the number line while positive numbers are right of the number line. Example an opposite of 8 on the number line is -8

d) 30 units^2

area of rectangle = l × b

we know,

length = 10 unit

breadth = 3 unit

applying the formula,

= l × b

= 10 × 3

= 30 unit^2

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