The 4-member family can be seated in 4! ways.
The two brothers can be seated together in 2! ways.
Therefore, the total number of ways is

Diagrammatically, the result is shown in the figure below. The two brothers are family members 3 and 4, shown in shaded color.
Answer: 12 ways.
62.82 cm
Step-by-step explanation:
the formula of circumference of circle is 2 Pi R
so, 2 * 22/7 * 10 cm = 62.82 cm
Answer:
6 2 6 2 6 6 1
Step-by-step explanation:
Answer:
The Battle of Gettysburg, fought from July 1 to July 3, 1863, is considered the most important engagement of the American Civil War. After a great victory over Union forces at Chancellorsville, General Robert E. Lee marched his Army of Northern Virginia into Pennsylvania in late June 1863.
Answer:
a. 22.08 
Step-by-step explanation:
d = diameter = 15ft; r = (1/2)d = 7.5ft; A=area
So, A = (π) × 
A = (π) × 
A = (π) × 
The entire circle is 360°, so 45 is
.
A(slice) =
×
π
A(slice) = 7.03 × (π) × 
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