43o
47o
54o
86o
Correct answer is A
Construction: draw a line from Q to point P and another line from S to point P.
< SOQ = 2< QPS (< at centre is twice < on the circumference)
< QPS \(\frac{86}{2} = 43\)
< SQR = < QPS ( < between a chord and tangent = < in the alternate segment)
< SQR = 43o
If PST is a straight line and PQ = QS = SR in the diagram, find y. ...
Simplify 5\(\sqrt{18}\) - 3\(\sqrt{72}\) + 4\(\sqrt{50}\)...
Find the value of a if the line 2y - ax + 4 = 0 is perpendicular to the line y + (x/4) - 7 = 0 ...
If PN is perpendicular to QR, find the value of tan x. ...
Find the standard deviation of 2,3,8,10 and 12 ...
Evaluate \(\int^2_1(x^2 - 4x)dx\)...
The mean of the numbers 15, 21, 17, 26, 18, and 29 is 21. Calculate the standard deviation ...