<em>QUESTION:</em>
<em>QUESTION:estimate the equation 12+19.61.</em>
<em>QUESTION:estimate the equation 12+19.61.Answer:</em>
<em>QUESTION:estimate the equation 12+19.61.Answer:12+19.61 =31.61.</em>
The answer is 80, 2x+3x+4x=180, so x=20. 20*4=80.
Answer:
9pi
Step-by-step explanation:
circumference= 2 (pi) (r)
radius = diameter \ 2
r = 9 \ 2 = 4.5in.
c = 2 (pi) (4.5)
c = 9pi or 28.3in.
Hope this helps!
Answer:
No
Step-by-step explanation:
4 x 2 = 14
<u><em>BUT</em></u>
3 x 2 ≠ 9
Answer and work is in the picture !