Answer:
The answer is -86
Step-by-step explanation:
-7 squared is 49
49 × 2 = 98
12-98= -86
I'm not sure what side is missing but you could use the proportions
A/B=X/Y or B/C=Y/Z or CA/=ZX. it also works if you reverse this for example B/A=Y/X
Answer:y=12.1244
X=24.2487
Step-by-step explanation:
SOHCATOA or you could have used Pythagorean theorem after you found one of the sides, but I find that it’s quicker to use this.
The first table shows does not represent a direct variation because their is no constant ratio between the numbers while the rest of the tables have a common ratio.
It is -1 I learned this so long ago