Answer:
-5
Step-by-step explanation:
2 - 1 = 1
5 - 10 = -5
-5 divided by 1 = -5
Answer:
Area of equilateral triangle:36cm
Square area:12cm
Step-by-step explanation:
We need to find the corresponding relationship, it is not difficult to find that this is a simple quadratic function problem.
I used pictures to express the process. You can click to view. I'm not English either. I'm Chinese, but I believe that academics know no boundaries.
Answer:
Step-by-step explanation:
28*5 115 sub 115 from 800 then divide 685 by 5 then add 7 into that number 28 times
Answer:
10
Step-by-step explanation:
0.4*25