The function f(x) – [[x]] is called the_and is
defined to be the
integer_X.

i would pic false cause it goes down towards negative

step-by-step explanation:

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

happy to

pls mark as brainliest