Question

please help me friends its urgent maths class 10​

Answer 1

Answer:

Step-by-step explanation:

The solution is in pic

Answer 2

Answer:

Answer given below ..

Step-by-step explanation:

we know tht ,

         <sop=1/2 (<sot)

     <sop=60°

       

now ,

       sin 60°=ps/op

   √3/2=ps/op

op*√3 = 2 * ps

                  Further squaring on both the sides , we get,

therefore , 3op^2 = 4 ps^2

                                    HENCE PROVED .