Answer:
The third option.
Step-by-step explanation:
You are incorrect it is the third option. I hope I helped!
Answer:
8a - 2ab + 2b - 15
Step-by-step explanation:
(12a - 9ab + 5b - 3) - (4a - 7ab + 3b + 12)
(12a - 9ab + 5b - 3) - 4a + 7ab - 3b - 12
12a - 4a - 9ab + 7ab + 5b - 3b - 3 - 12
8a - 2ab + 2b - 15
Answer:
<h2>6.28</h2>
Step-by-step explanation:
<h2>Hi there</h2><h3>to understand this </h3><h3>you need to know about</h3>
- algebra
- circle
- area of semi-circle=½×πr²
it says to figure out the area of <u>semi-circle </u>not full circle
so
using the formula of area of semi-circle
<h3>=½πr²</h3>
=½×3.14 × 2²
=2×3.14
=6.28
Answcer:
C
Step-by-step explanation:
