Answer:
44
Step-by-step explanation:
because it looks like a square tilted
19 * 42 + 19 * 58 =
19(42 + 58) =
19 * 100 =
1900
Answer:
13.928
Step-by-step explanation:
Pythagorean theorem. 13^2 + 5^2 = x^2
Answer:
B
Step-by-step explanation:
tan(30)=n/(5*sqrt(3))
=> n=5
Answer:

Step-by-step explanation:
Cost of one dress = 
Cost of one pair of shoes = 
Cost of one dress and a pair of shoes is 
They get half off the price because they buy both

The shipping and handling charge is
.
So, the total amount Ruth has to pay is
.