The correct answer is true
Answer:
x^2+x-2
this is the answer bc the 2nd parentheses is being multiplied by the negative sign meaning you need to subtract it from the 1st parentheses.
Answer:
the last one
Step-by-step explanation:
it's basically finding the area for a cube and then cutting it in half, so multiply it all together and then divide by 2. sorry if I'm wrong lol
First of all, let’s find CB.
sin(45°) = CB : 6sqrt(2)
CB = 6
Now we can find CD
cos(60°) = x : 6
x = 3
