The measurement of the largest square tile is 4 ft. by 4 ft.
You would need 6 of these tiles to fill the room.
Answer: 23
Step-by-step explanation:
AB + BC = AC
AC = 11 + 12 = <u>23</u>
Answer: 25x² - 64
<u>Step-by-step explanation:</u>
(5x + 8)(5x - 8)
= 5x(5x - 8) + 8(5x - 8)
= 25x² - 40x + 40x - 64
= 25x² + 0x - 64
=
NOTE: descending powers means the biggest exponent goes first, then the next biggest exponent, etc.
For example: x⁴ then x³ then x² then x then the number (which is actually x⁰)