Use the Pythagorean theorem( a squared+b squared= c squared) to get the separate segments of FD. 16+5= 21. Your answer is C, 21 cm.
You have to do 7,800 divide by 12 and you get D) 650.
Answer:
ok, but i can't even see nothing, though ;-;
Answer: C
<u>Step-by-step explanation:</u>
(x - 3)² = 0
(x - 3)(x - 3) = 0
x(x - 3) -3(x - 3) = 0
x² - 3x -3x + 9 = 0
x² - 6x + 9 = 0
