Question

Tolong bantu yah ,,,,,

Answer 1

BC = BE + CE
q = 6 + q/3.... kalikan dgn 3
menjadi : 3q = 18 + q
3q - q = 18
2q = 18
q = 9

karena segitiga sebangun maka berlaku :
CD/CE = AC/BC
p/3 = (10+p)/9... kalikan silang
9p = 30 + 3p
9p - 3p = 30
6p = 30
p = 5