610 - 187 = 423
The answer should be 423. This is a subtraction problem right?
Answer:
Step-by-step explanation:
1) radius = 70 m
Perimeter of a circle = 2 * radius * 3.14 = 70 * 2 * 3.14 = 439,6 m
Total perimeter = 439.6 + (100 * 2) = 439,6 + 200 = 639.6 m
2) perimeter of a semi circle = radius * 22/7 = 7 * 22/7 = 22 cm
Answer: Y=-15
Step-by-step explanation:
The equation is Y=15x
You multiply whatever x is by 15.