Three sides of a pentagon have a length of 26 cm each. Each of the remaining two sides has a length of 14.5 cm. What is the peri meter of the pentagon? 75 cm 81 cm 107 cm 377 cm
2 answers:
Answer:
107 cm
Step-by-step explanation:
To find this you just first add the 26cm three times because thats the length of 3 sides and you get 78 then you multiply 14.5 times 2 for the other two sides that length and you get 29. Next you add 78+29 and you get 107cm
Answer:
107 cm
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Answer:
b = 10
Step-by-step explanation:
P = 2 (l + b)
l = 15
P = 50
Substitute
50 = 2 (15 + b)
multiply
50 = 30 + 2b
subtract
20 = 2b
divide
b = 10
Given the equation:
Step 1: Factor -2 out of the variable terms
Step 2: Divide both sides by -2.
Answer:
cool
Step-by-step explanation:
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Work: x^2 + 4x - 4 = 8 x^2 +4x -12 = 0 (x + 6) (x - 2) = 0 x = -6 and 2 Answer: first option I hope this helps!
Answer number 2, contradiction