BA multiplied by BA = 44A. Find the values of letters used for the given operations.

Step-by-step explanation:

Given:

Solution:

The only perfect square in the format of 44A is 441 and its square root is 21:

So the letters are:

89

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