Answer:
116 cm²
Step-by-step explanation:
The area of a circle = πr² ← r is the radius
shaded area = external area - internal area
= π × 6.5² - π × 2.3²
= π( 42.25 - 5.29)
= π × 36.96 ≈ 116 cm²
6. 64 hours so about 7 hours if you need to round up
hope this helps
please thank me
Step-by-step explanation:
the answers can be A C D C
Answer:
C
Step-by-step explanation:
Answer:
80b-16
Step-by-step explanation:
16(5b-1)
