In ∆: = = 90° and 1 = 40°

5.1 Find the value of the following with reasons
5.1.1 2
5.1.2
5.1.3
5.2 Prove that: ∆|||∆|||∆
5.3 If = 4 and = 7, find .

In 90 and 1 40 51 Find the value of the following with reasons 511 2 512 513 52 Prove that 53 If 4 and 7 find class=
Q&A Education