Which of these angles can be constructed using ruler and a pair of compasses only?

Similar Questions

If $K\sqrt{28}+\sqrt{63}-\sqrt{7}=0$, find K. ...

The pie chart shows the distribution of 4320 students who graduated from four departments in a unive...

G varies directly as the square of H, If G is 4 when H is 3, find H when G = 100 ...

The shadow of a pole 5√3m high is 5m. Find the angle of elevation of the sun. ...

A box contains 5 red, 3 green and 4 blue balls. A boy is allowed to take away two balls from the box...

In the diagram, PQRW is a circle. Line P, V and QR are produced to meet at M, where ∠WMR = 30o a...

If y = 3 cos(x/3), find dy/dx when x = (3π/2) ...

The people in a city with a population of 0.9 million were grouped according to their ages. Use the ...

What is the probability of having an odd number in a single toss of a fair die? ...

A seller allows 20% discount for cash payment on the marked price of his goods. What is the ratio of...