Answer:
the answer is simply the one in the bottom right, B
Answer:
7
Step-by-step explanation:
Check the picture below. Count them up.
Answer:
Step-by-step explanation:
So we have the expression:
And we want to find the value of the expression when t is -3.
So, substitute -3 for t:
Multiply:
Add:
Evaluate:
So, our answer is 9.
And we're done!
Let's denote width1 with a and length1 with b. Then, the area of this room is
Let's denote width2 with c and length2 with d. Then, the area of the second room is
The total area of the rooms is