Challenger App

No.1 PSC Learning App

1M+ Downloads
ഒരു ത്രികോണത്തിന്റെ രണ്ട് കോണുകൾ യഥാക്രമം 110°, 45° ആയാൽ മൂന്നാമത്തെ കോൺ എത് ?

A35°

B55°

C20°

D25°

Answer:

D. 25°

Read Explanation:

മൂന്നുകോണുകളുടെ തുക = 180 180 - (110 + 45) = 180 - 155 = 25°


Related Questions:

If the perimeter of a rectangle and a square, each is equal to 80 cms, and difference of their areas is 100 sq. cms, sides of the rectangle are:
A hollow cylindrical tube 20 cm long, is made of iron and its external and internal diameters are 8 cm and 6 cm respectively. The volume of iron used in making the tube is (π=227)(\pi=\frac{22}{7})
The base radii of two cylinders are in the ratio 2 : 3 and their heights are in the ratio 5 : 3. The ratio of their volumes is :
A rectangular lawn whose length is twice of its breadth is extended by having four semi-circular portions on its sides. What is the total cost (in Rs.) of levelling the entire lawn at the rate of Rs. 100 per square metre, if the smaller side of the rectangular lawn is 12 m? (Take π = 3.14)
A polygon has 27 diagonals. The number of sides of the polygon is