Answer:
B
Step-by-step explanation:
Given
sinΘ =
, then
Θ =
(
) = 45° → B
Good!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
It doesn't have to be called width
So just use the formula.
A=h×w
A=2×8.5
A=17
The area of the rectangle is 17 meters
1/2 *(a+b)-(a-b)²
a=18, b=14
1/2 *(18+14)-(18-14)²=1/2 *(18+14)-(18-14)²= 1/2*32-4²=16-16=0
answer D
answer B
2 factors have 2 terms: (x+4) and (y+4)
I think they all are right are you not confident about one ...? I can explain it to you