1 answer:
Answer:
784
Step-by-step explanation:
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As diameter is twice of the radius , so diameter= 2multiplied by 5.5 that is 11.0 cm
The area would be 9 because the perimeter of the regular quadrilateral would be 3 and if you multiply 3 by 3 you have 9.
Answer:
the top right hand corner
Step-by-step explanation:
x^2 = 6x + 27
x^2−6x−27=0
(x−9)(x+3)=0
x=9,−3
Answer:
76; 20
Step-by-step explanation:
s = small room = 2
l = large room = 4
14s + 12l = 28 + 48 = 76
as I said before s = 2 and l = 4
s*s + l*l = 2*2 + 4*4 = 4 + 16 = 20
