100, it is the smallest 3 digit even number
4.5
pi is about 3.14 and root 23 is about 4.8 - the only number between these values is 4.5
Answer:
B. 7 in.
Step-by-step explanation:
Area = A =pi r^2
r^2 = A / pi
r = √(A / 3.14)
= √(153.9 / 3.14)
= 7 in.
Answer:
20 cm²
Step-by-step explanation:
1/2 ( 5 x 8 ) = 1/2 ( 40 ) = 20
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-Chetan K
√(x+7) = x + 1
Squaring on both sides,
x + 7 = (x + 1)²
x + 7 = x² + 2x + 1
x² + x - 6 = 0
x² + 3x - 2x - 6 = 0
x(x + 3) - 2(x + 3) = 0
(x - 2)(x + 3) = 0
x = 2 or -3
Hope this helps!