Which of the following could be the lengths of three sides of a triangle
a.1,2,3
b.3,3,7
c.4,8,12
d.5,7,9

D.5,7,9

Step-by-step explanation:

Rules is that:

a+b>c

a+c>b

b+c>a

let a = 5

let b = 7

let c = 9

5+7>9

5+9>7

7+9>5

Therefore, this satisfies the rules of a triangle

42%

step-by-step explanation:

we know,

total people = 60

total males = 25

percentage of males

= 25/60 × 100

= 25/6 × 10

= 25/3 × 5

= 125 / 3

= 41.

rounding of = 42%

happy to

pls mark as brainliest

pi x^2

step-by-step explanation:

pi times x squared