Seudónimo
Seudónimo
14-08-2017
Mathematics
contestada
please answer asap thank u so so much
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Banabanana
Banabanana
14-08-2017
The measure of the angle formed by 2 chords that intersect inside the circle is 1/2
the sum of the chords' intercepted arcs.
(120 + x)/2 = 105
120 + x = 105 * 2
120 + x = 210
x = 210 - 120
x = 90°
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