The perimeter of the triangle is 30 cm.
2 answers:
Answer:
20 cm
Step-by-step explanation:
triangle
30/3=10=a
rectangle
30-20=10/2=5=b
square
4 times 5=20
Answer:
25
Step-by-step explanation:
3a=30... equation 1
2a+2b=30... equation2
equation 2 => a+b=15 ... equation 3
equation 1 => a = 10 ... equation 4
equation 4 & equation 3 => b = 5
5^2 = 25
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Its because 20 is doubling its self. Its using 100% of its number, While 40 is decreasing by 50%. Half of forty is 20. Half equals 50%.
3 | x+12 |=6
C since it is a positive 1640 and that is what you are looking for
Hello there! Solution given below!
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<h3>Answer:</h3>
Hope it helps you
Answer:
12, I think.
Step-by-step explanation:
