Question

Tolong bantu dijawab ya

Answer 1

1.nomor satu itung sendiri

2a. 3x + 90° = 180°

3x = 180-90

3x= 90

x= 30°

b. <PQR = 180°

Answer 2

1. 60°+2x=90° (Karena siku²)

2x=90-60

2x=30

x=30/2

x=15

KML=2x

=2.15

=30