Answer:
3,520 is what i got
Step-by-step explanation:
LWH=V
A = -0.7
B = -9/16 (0.5623)
C = -0.4
D = -5/16 (0.3125)
The last option is correct
This is the answer to your question:
Answer:
See below
Step-by-step explanation:
Here we need to prove that ,

Imagine a right angled triangle with one of its acute angle as
.
- The side opposite to this angle will be perpendicular .
- Also we know that ,


And by Pythagoras theorem ,

Where the symbols have their usual meaning.
Now , taking LHS ,

- Substituting the respective values,





Since LHS = RHS ,
Hence Proved !
I hope this helps.
Answer:
7.66
Step-by-step explanation:
Add up the total cost, the prices of the items and the tax
59.99+6.99+5.36 =72.34
He gave the sales person 4*20 = 80
Subtract the cost from the money paid
80 - 72.34 = 7.66