Answer:
step by step 23-68 =71
Step-by-step explanation:
answer=71
Step-by-step explanation:
Total = n, Blue = 1 Red = n-1
(a)The prob. that two bags are blue and red each = prob. of blue and the prob. of red =1/n × n-1/n =n-1/n^2
(b)
Answer:
B is answer
Step-by-step explanation:
Answer:
6.5in
Step-by-step explanation:
find the area of the shaded regions
fine the surface area of the square
A = 2×2
A = 4
find the area of the triangle
A = 1/2bh
A = 1/2×2×2.5
A = 2.5
add the areas
2.5+4 = 6.5