Answer:
Step-by-step explanation:
a, b, c
a + b > c
a + c > b
b + c > a
<em>1). Yes</em>, would form.
<em>2). Yes</em>, would form.
3). No, would not form. 10 + 9 = 19
<em>4). Yes</em>, would form.
5). No, would not form. 6 + 4 < 15
25.1cm
C=2πr
here radius, r=4 cm and π=3.142
Put values in formula.
C=2(3.142)(4)
C=25.1 cm (Rounded to 1 decimal place)
