I need the answer because I thought it was 39 but was not sure if 39 was the answer

I believe you are correct

Step-by-step explanation:

hope I am right

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