ABCD is a trapezium, where AD is parallel to BC. AD= 12a + kb. BD= 6a + 10b. DC= 14a + 20b.
Given that k is a scalar quantity, work out k

ABCD is a trapezium where AD is parallel to BC AD 12a kb BD 6a 10b DC 14a 20b Given that k is a scalar quantity work out k class=