I don’t know but I’m not gonna say anything so you don’t get it wrong
Answer:
36
Step-by-step explanation:
Turn %15 into a decimal, which is .15, and then 240 x .15
Answer:
Pretty sure it's SQ.
Step-by-step explanation:
This follows from the half-angle identity for cosine.
Answer:
210 by 120
Step-by-step explanation:
perimeter=2l+2w
length= 2w-30
width= w
2(2w-30+w) = 660
6w-60= 660
6w= 720
w=120
length= 2*120-30 = 210