Advertisements
Advertisements
प्रश्न
In the given figure, AB is perpendicular to BC at B.
Find:
(i) the value of x.
(ii) the complement of angle x.
Advertisements
उत्तर
(i) In the given figure,
AB + BC at B.
∴ ∠ABC = 90°
⇒ x + 20° + 2x + 1° + 7x − 11° = 90°
⇒ 10x + 10° = 90°
⇒ 10x = 90°− 10° = 80°
⇒ x =`(80°)/10` = 8°
Hence x = 8°
(ii) Complement of angle x = 90°− x
= 90°− 8° = 82°
APPEARS IN
संबंधित प्रश्न
If an angle is 28° less than its complement, find its measure.
If an angle is 30° more than one half of its complement, find the measure of the angle.
In below fig, determine the value of x.
Fill in the blank so as to make the following statement true:
A ray stands on a line, then the sum of the two adjacent angles so formed is ______
Define supplementary angles.
One angle is equal to three times its supplement. The measure of the angle is
Two straight lines AB and CD cut each other at O. If ∠BOD = 63°, then ∠BOC =
In the given figure, if l || m, what is the value of x?
Write the complement of 25°
Write the complement of (30 − a)°
