Neither Alex nor Jo are correct, because surface area is a 2-dimensional quantity, so it would be given in just square units, not linear nor cubic.
So the answer is D
Answer:
its simplest form for the question is 2:1
Answer:
It should be 5 but my brain is literally dead
Step-by-step explanation:
Please give brainlest
In a 30 60 90 triangle, the short side = one half the hypotenuse = 4.5
The middle side = short side * sq root of 3
So, the middle side = 4.5 * sq root of 3 (
<span>
<span>
<span>
7.7942</span></span></span>)
Perimeter = 4.5 + 7.7942 + 9
Perimeter =
<span>
<span>
<span>
21.2942
</span>
</span>
</span>
Source:
http://www.1728.org/trig2.htm
Associative Property of Addition is your answer.
This means that no matter which set of numbers is parenthesis (the one being done first), the answer is still going to be the same
hope this helps
