nilai x adalah... a.15,62 m b.15,97 m c.16,97 m d.17,67 m

x/sin90 = 12/sin45
x/1 = 12/½√2
√2x = 24
x = 24/√2
x = 24/√2 × √2/√2 (dirasionalkan)
x = 12√2
x = 12 × 1,4 = 16,...... (c)

#maaf klo salah
#check nilai √2