The sum of the internal angles of a convex polygon is 1080º. Calculate the number of diagonals of this polygon. a) 30
b) 10
c) 20
d) 24
e) 22

portuguese
A soma dos ângulos internos de um polígono convexo é 1080º. Calcule o número de diagonais desse polígono.
a)30
b)10
c)20
d)24
e)22

4a. is 3 miles every hour

4b. is 1/3 of an hour per mile

step-by-step explanation:

alaska, florida, nevada, south dakota, texas, washington and wyoming, tenessee and new hampshire.

step-by-step explanation:

1350 hats

step-by-step explanation:

divide 900 by 2 to find 50% or half of 900

900/2=450

add 450 to 900

1350