In the given figure, O is the centre of circle. If ED||AC and angle EBC = 60, find the measure of angle DEC.

SUBSCRIBE TO OUR NEWSLETTER
You May Also Like
After 10% deviation of Nepali money, $2000 can be exchanged by Rs. 231000. Find the initial exchange rate. Soln: ...
Q. If 2^x=3^y=6^z, Prove that: 1/x+1/y=1/z. Solution: Here, 2^x=3^y=6^z i.e. 2^x=6^z or, 2=6^(z/x) Also, 3^y=6^z or, 3=6^(z/y) We know, 2*3=6 or, 6^ ...
If the curved surface area of cylinder is two-third of the total surface area and radius of its base is 6cm, find the height of the cylinder. Soln: 2pie.r.h=2/3. 2pie.r(r+h) h=2/3(r+h) 3h=2(6+h) 3h-2h=12 h=12cm ...
Q. A dealer sold a photocopy machine for Rs. 4,20,000 plus adding 13% VAT to the retailer. If the retailer spent Rs. 2,500 on transportation cost, Rs. 4,000 on local tax and made Rs. 20,000 profit and then supplied to a customer, how much did the customer pay the VAT amount at the present rate of VAT? Soln: ...
Q. At what time will the compound interest payable half yearly on Rs 2400 be Rs 2646 at the 5% per 6 month? Soln: Given, Principal (P) = Rs. 2400 Compound Amount (C.A.) = Rs. 2646 here, 5% for 6 months. 5/6 % for 1 month (5/6)*12 for 12 mo ...