Answer: (u^2+1) * (u-2) * (u+2)
Answer:
x = -11
Step-by-step explanation:
2x + 23 + 9 = x + 21
Combine common factors
2x + 32 = x + 21
Subtract x from both sides
x + 32 = 21
Subtract 32 from both sides
x = -11
Answer: 540
Step-by-step explanation:
A pentagon has a 3 diagonals so you multiply 180 by 3 which equals 540
Hi there!
The lateral area is the area of the figures connecting the bases. We have rectangles here. We'll need to find the area of each figure and add them together to find the lateral area.
WORK:
(2.8 x 12) + (8.1 x 12) + 2(4 x 12)
33.6 + 97.2 + 96
LA = 226.8 units^2
Hope this helps!! :)
If there's anything else that I can help you with, please let me know!
