Answer:
72.54
Step-by-step explanation:
Use formula for trapezoid: a+b/2 * h
Answer:
75/4 = 18.75
Step-by-step explanation:
Because a squar is 4 sides add 75 is the perimiter
Answer:
1. x = 30
REC = 130
Step-by-step explanation:
2x + 70 = 4x + 10
60 = 2x
x = 30
you try the others
Good luck :D
The equation is -2x-4. u can use y2-y1/x2-x1.
Answer:
B. c= -c+2
Step-by-step explanation:
A. ...................
It has infinitely many solutions as the equation is correct for any value of c.
B. ...................
- c= -c+2
- c+c= 2
- 2c = 2
- c = 2/2
- c= 1
It has one solution only
C. ...................
- c+2=c-2
- c-c= -2 - 2
- 0 = -4
It has no solution as this equation is incorrect
D. ...................
It has no solution as this equation is incorrect
