Advertisements
Advertisements
प्रश्न
Two supplementary angles are in the ratio 7 : 5. Find the angles.
Advertisements
उत्तर
Ratio between two supplementary angles are 7 : 5
∴ Sum of ratios = 7 + 5 = 12
But sum of two supplementary angles = 180°
∴ First angle = `180^circ xx 7/12 = 15^circ xx 7 = 105^circ`
and second angle = `(180^circ xx 5)/12 = 15^circ xx 5 = 75^circ`
∴ Two supplementary angles are 105° and 75°
APPEARS IN
संबंधित प्रश्न
Add: 56° 38′ and 27° 42’30”
In the figure, given below name the two obtuse angles
In the given figure; PQR is a straight line. If: ∠SQR = 75°; find ∠PQS.
Find the value of ‘x’ for the following figure:
In the given figure; AB, CD and EF are straight lines. Name the pair of angles forming the vertically opposite angles.
The measure of the angle is given below. Write the type of angle.
215°
The measure of the angle is given below. Write the type of angle.
360°
Use a protractor to draw an acute angle, a right angle, and an obtuse angle.
Pick out the Right angle from the given figures.
Name the angle in the figure given below in all the possible ways
