Answer:
4140
Step-by-step explanation:
use (n-2)180
n = number of sides
(25-2)180
(23)180
4140
It's 5, because 5 × 7= 35 + 1= 36 ÷ 4= 9.
Hope this helps :)
Ok so B is 78 - 26 = x
X is your answer
The measure of the angle formed by 2 chords that intersect inside the circle is 1/2 the sum of the chords' intercepted arcs.
m∠RST = (143+33)/2 = 176/2 = 88°
Just plot multiples of 15 on the chart until you get to the 9th multiple