Answer:
The answer is -1.
Step-by-step explanation:
(-1 + 3)2-4
(2)2-4
4-4
0
Answer:
12. n = 8
13. t = 308
14. k = 5
Step-by-step explanation:
12. 2/3 = n/12
Multiply by 4 because 3×4 = 12
So, n = 8
13. 33/t = 3/28
Multiply by 11 because 3×11 = 33
So, t = 308
14. k/6 = 15/18
Multiply by 3 because 6×3 = 18
So, 3k = 15. k = 5
I'm assuming this is trig - is this all for one triangle and is it right?
Answer:
i don't understand the question please