Question

Calcule os complementos dos ângulos
A) 25°
B) 69°
C) 45° 25'
D) 35° 24'

Answer 1

Ângulos complementares: sua soma dá 90 graus

$a) 25+x=90\\x=90-25\\x= 65\\\\b) 69+x-90\\x=90-69\\x=25\\\\c) 70+x=90\\x=90-70\\x=20\\\\d)59+x=90\\x=90-59\\x=32$