Advertisements
Advertisements
प्रश्न
In the given figure, if x = 2y, find x and y
Advertisements
उत्तर
x° + y° = 180° .............(straight angle)
But x = 2y ........(given)
∴ 2y + y = 180°
⇒ 3y = 180°
⇒ y =`(180°)/3` = 60°
Hence y = 60°
and x = 2y = 2 × 60° = 120°
APPEARS IN
संबंधित प्रश्न
In the below fig, POQ is a line. Ray OR is perpendicular to line OS is another ray lying
between rays OP and OR. Prove that ∠ROS = 1 (∠QOS − ∠POS).
statement are true and false
If angles forming a linear pair are equal, then each of these angles is of measure 90°.
Define complementary angles.
An angle is equal to five times its complement. Determine its measure.
How many lines can be drawn through three
(a) collinear points?
(b) non-collinear points?
out of \[\overleftrightarrow{AB},\overrightarrow{AB},\overleftarrow{AB}\] and `overline(AB)` which one has a fixed length?
In the following figure, ∠AOB and ∠AOC are adjacent angles? Give the reason for your answer.
In the given figure, find ∠PQR.
Write the complement of 25°
In the given figure, the arrows indicate parallel lines. State which angles are equal. Give a reason.
