Answer: 21
Step-by-step explanation:
since 19 is the breadth and the perimeter is 80m, so 19*2=38 and 80-38= 42 so 42/2=21. The answer is 21
I have included a picture. In the picture you will find the work and final answer.
A) 70/130*100 = 53.8 %
B) 30/40 = 3/4 = 0.75
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It’s C, y + 5 = 2(x - 4).
In y = mx + b form:
y = 2x - 13