Math

posted by .

The measures of the angles of a triangle are in the ratio 1:2:3. Find half the measure of the largest angle?

  • Math -

    let the angles be x, 2x, and 3x
    x+2x+3x=180
    x=30

    So the largest is 3(30) = 90
    and half of that is 45 degrees.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. algebra.

    problems about angles: Hi. I needed help on some problems for the math section that we are doing in class. I am trying out some problems in my math book, but they prove quite difficult. 1. In a certain parallelogram, if the measure …
  2. math-algebra-angles

    The degree measures of two angles of a triangle are consecutive even integers. If the measure of the third angle is 50 degrees more than twice the measure of the least angle. Find the measure of each angle.
  3. Algebra

    The following problem must be solved 3 different ways in which X=smallest angle for problem 1. Problem 2 would be X=medium sized angle. Problem 3 would start with X=largest angle. I was able to figure out X=smallest angle, but I am …
  4. math

    The sum of the measures of the angles of any triangle is 180 degrees. In triangle abc, angles a and b have the same measure, while the measure of angle c is 78 degrees larger than each of a and b. What are the measures of the three …
  5. Math

    The three interior angles of a triangle are in a 1:3:6 ratio. Find the measure of the largest angle?
  6. math

    When the measures of the angles of a triangle are placed in order, the difference between the middle angle and smallest angle is equal to the difference between the middle angle and largest angle. If one of the angles of the triangle …
  7. math

    When the measures of the angles of a triangle are placed in order, the difference between the middle angle and smallest angle is equal to the difference between the middle angle and largest angle. If one of the angles of the triangle …
  8. MATH

    The ratio of two angles of a triangle is 3:2.The remaining angle is the smallest which is half the largest angle of the triangle. What is the measure of smaller angle of a parallelogram if sum of both smaller angles of the triangle …
  9. Math HELPP!!

    Eric Drew and up to's triangle. Which of the following could be true for Eric's triangle. A: all three angles have equal measures B: possible angle measures of the triangle are 92, 48, and 40•• C: two of the angles are equal, and …
  10. cwi

    The sum of the measures of the angles of any triangle is 180 degrees. In triangle ABC, the measure of angle A is 70° more than the measure of angle B. The measure of angle B is twice the measure of angle C. Find the measure of each …

More Similar Questions