Answer:
225 adult tickets
Step-by-step explanation:
S: no. of students 
A: no. of adults 
S = A + 54
S + A = 504
A + A + 54 = 504
2A = 450
A = 225
S = 225 + 54
S = 279
 
        
             
        
        
        
Answer:
cant its blocked
Step-by-step explanation:
 
        
             
        
        
        
Answer:
1.  |y| sqrt(10)
2.  |x| sqrt(x)
3. a^2 sqrt(a)
4.  4 |y|^3 sqrt(3)
5.  1/4 *|x| sqrt(3x)
Step-by-step explanation:
1.  sqrt(10y^2)
We know that sqrt(ab) = sqrt(a) sqrt(b)
sqrt(y^2) sqrt(10)
|y| sqrt(10)
We take the absolute  value of y because -y*-y = y^2 and the principle square root is y
2.  sqrt(x^3)
We know that sqrt(ab) = sqrt(a) sqrt(b)
sqrt(x^2) sqrt(x)
|x| sqrt(x)
3. sqrt(a^5)
We know that sqrt(ab) = sqrt(a) sqrt(b)
sqrt(a^4) sqrt(a)
a^2 sqrt(a)
4.  sqrt(16 y^7)
We know that sqrt(ab) = sqrt(a) sqrt(b)
sqrt(16) sqrt(y^6)sqrt(y)
4 |y|^3 sqrt(3)
5.  sqrt(3/16x^3)
We know that sqrt(ab) = sqrt(a) sqrt(b)
sqrt(1/16) sqrt(x^2)sqrt(3x)
1/4 *|x| sqrt(3x)
 
        
             
        
        
        
Answer:
see explanation
Step-by-step explanation:
∠ 1 = ∠ 4 ( corresponding angles ), then
∠ 1 = 102°
∠ 2 = ∠ 3 ( corresponding angles ), then
∠ 2 = 78°