Answer:
52 square units
Step-by-step explanation:
For this you need the length of CB and the length of DA.
|CB| = √(10²+2²) = 2√26
|DA| = √(10²+2²) = 2√26
area of ABC = base · height / 2 = 2√26 · 2√26 / 2 = 52
Answer:
The number is 5.
Step-by-step explanation:
Call the number n. Write the problem as an equation:

The number is 5.
Due to the conditions, my answer would be 100.
Answer:
2.7
Step-by-step explanation:
x^2=5.8*1.3=7.54
x=V7.54=2.7
The total cost is c the you just multiply 14 by the number of hours so it would be C=$14h