Math

The supplement of an angle measures 11 times its complement. Then the measure of the angle is...
A. 9 degrees
B. 81 degrees
C. 90 degrees
D. 99 degrees
E. 100 degrees

  1. 👍
  2. 👎
  3. 👁
  1. let the angle be x
    then it's complement = 90-x
    and it's supplement is 180-x

    180-x = 11(90-x)
    180-x = 990 - 11x
    10x = 810
    x = 81

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. math

    Find m∠BAC and m∠DAB in the figure shown below. 1. Line upper D upper C is shown intersecting with line upper E upper B at point upper A. The angle upper E upper A upper D is labeled 80 degrees. A. m∠BAC=80° and

  2. Math

    An angle measures 47 degrees. What are the measures of the angle's complement and supplement? A. complement, 43 (degrees), supplement, 133 B. complement, 133, supplement, 43 C. complement, 53, supplement, 143 D. complement, 143,

  3. geometry

    The measure of the angle’s supplement is 50 degree more than five times that of its complement. Find the measure of the angle described.

  4. math

    An angle measures 53. What are the measures of the angles complement and supplement? A.complement, 37; supplement, 137 B.complement, 127; supplement, 47 C.complement, 37; supplement; 127 D.complement, 127; supplement, 37

  1. Algebra

    In triangle ABC, the measure of angle B is 8 degrees more than three times the measure of angle A. The measure of angle C is 37 degrees more than the measure of angle A. Find the measure of each angle. What is the measure of angle

  2. Geometry

    the measure of the supplement of an angle is 40 more than two times the measure of the complement of the angle find the measure of the angle

  3. Geometry

    1. Use the diagram to identify a segment parallel to CF. A. DG B. AD C. DC D. AB 2. The measure of angle A is 124°. Classify the angle as acute, right, obtuse, or straight. A. Acute B. Straight C. Right D. Obtuse 3. Find the

  4. math/geometry PLEASE HELP ME!

    Find the measure of the complement and the supplement of an angle with measure 50 degrees A. complement, 130 degrees; supplement, 40 degrees B. complement, 40 degrees; supplement, 40 degrees

  1. Math help

    1. Find the measure of

  2. Math

    Find an angle such that 3 times the complement of the angle is 10 degrees less than the supplement of the angle. I know that supplement means 180 and complement is 90. I don't know what kind of problem this is.

  3. Geometry. Please help.

    1) Two angles are complementary. The measure of one angle is 21 more than twice the measure of the other angle. Find the measure of the angles. 2) If a supplement of an angle has a measure 78 less than the measure of the angle,

  4. Math

    Find the complement and supplement of the angle shown. The picture is of an acute angle that is measured 52 degrees. How am I supposed to find the complement and supplement of the angle? Please help.

You can view more similar questions or ask a new question.