Perimeter = 2πr
2(3.14)1.5 = 9.42
Perimeter = 9.42
I think it's a, c or e since those are all close to ten but you could use a ruler
Answer:
b = 21 +8a
Step-by-step explanation:
We can dive both sides by 2 to get:
-8a + b = 21
Then bring at 8a to both sides to get
b = 21+8a
Because the two sides that are together with the hexagon and pentagon are not the same length and the angle that the octagon is going in at is bigger than the angle of the two lines in the octagon
Answer: 3. 117 cm^2
4. 104 m^2
Step-by-step explanation:
See images attached