Question

calcula x
doy corona es de mi examen
:C

Answer 1

Explicación paso a paso:

Prob 02.

Del gráfico hallar x

180-7x = 2x

180° = 9x

x = 20°

Prob 01.

90-x = 2(4x)

90 - x = 8x

90 = 9x

x = 10°