Answer:
448
Step-by-step explanation:
A=((a+b)/2) h=(17+39)/2·16=448
Answer:
[0, infinity)
Step-by-step explanation:
A square root can only use positive numbers, otherwise it becomes imaginary. A function needs to be real to output real values. Therefore, the domain is everything from 0 onwards.
1 ton. = 2000 pounds
2 tons. = 4000 pounds _old model
4000+40=4,040 pounds_newer model
Answer:
√19 or 4.36
Step-by-step explanation:
Since one leg is missing, you need to use Pythagorean theorem for this.
The hypotenuse is known so,
c² - a² = b²
c = 10
a = 9
b = ?
10² - 9² = b²
100 - 81 = b²
19 = b²
b = √19
