We know that perimeter of the triangle its a+b+c=570
Moreover we know that:
a=b
b=b
c=2b-30
Finally we can substitute into our formula
b+b+2b-30=570
4b-30=570 /+30
4b=600 /:4
b=150 - its a and b side
c=2*b-30
c=300-30
c=270 - its c side
Hello!
The answer to your problem is 225
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Answer: 27
Step-by-step explanation: i think so hope its right
Answer:
The answer is 122.07 if you round it, but the full decimal is 122.065556157
Answer:
28
Step-by-step explanation:
5x= 2×10
X=20/5= 4
7x= 7×4= 28.
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