Answer:
1440
Step-by-step explanation:
The sum of the exterior angles of a regular polygon of 10 sides = 360 deg. The sum of the interior angles of a regular polygon of 10 sides = 10*[180 - (360/10)] = 10(180–36) = 10*144 = 1440 deg.
B. 5 : 21
Vowels: a, e, i, o, u= 5 vowels
Constants: b, c, d, f, g, h, j, k, l, m, n, p, q, r, s, t, v, w, x, y, z: 21 constants
v : c
5 : 21
D
-2
a.0.045km
d.4500cm
e.45000mm
45meters is equivalent to 0.045km,4500cm,45000mm
Therefore the right answers are
