The answer is 55º since the horizontal lines are parallel. My explanation is correct, but you can measure the angles with a tool called a protractor if you wish to prove my answer.
Note: when measuring the angles, none of them will be 55º but 65º. That doesn't matter though since the exercise requires you to use logic, and not measure anything.
Answer:
Hope it helped,
Happy homework/ study/ exam!
Answer:
Step-by-step explanation:
We want to simplify:
Recall that:
This means that:
We now apply the product rule of exponents:
Answer:
33
Step-by-step explanation:
6x4+9= 33
Just do what you would do with any other number (real numbers such as 1,2 ETC...)
multiplication, subtraction, addition, division, and exponents.
Answer:
Option D. 18.75 cm3
Step-by-step explanation:
we know that
The Boyle's law (Ideal gas law) states that Where temperature remains constant, the pressure is inversely proportional to volume.
so
In this problem we have
P1=150 kPa
P2=200 kPa
V1=25 cm³
substitute and solve for V2