A triangle angles all add up to 180 degrees and you have a 90 and 40 degree angle so you are at 130 degrees so the answer is B) x=50 degrees
Answer:
36+12m
Step-by-step explanation:
12 * 3 = 36
12 * m = 12m
Using the distributive property, the answer would be: 36+12m
Answer: it’s square root(72) and no the length is not a rational number
Step-by-step explanation:
Given:
The product of a particular number is 65.
Second value is given by the sum of 8 and the original number.
To find:
The unknown number.
Solution:
Let x be the unknown number.
Then, second number = x+8
The product of a particular number is 65.



Splitting the middle term, we get



Using zero product property, we get
and 
and 
So, the unknown number is either 5 or -13.
Therefore, the correct option is B.