The sum 11
The sum of the measures of the two angles is 89°. One angle has a measure of 64°. What is the measure in degrees of the second angle?
Correct answer:

You need to know the following knowledge to solve this word math problem:
arithmeticUnits of physical quantitiesGrade of the word problem
Related math problems and questions:
- Complementary angles
Two angles are complementary. If one angle measures 10°, what is the measure of the second angle?
- Interior angles - sum
For the sum s of the interior angles of a polygon, where n is the number of its sides, the relation s=(n−2)⋅180 degrees applies. How many sides does a polygon have if the sum of its interior angles is 900°?
- Angles sum 180
In triangle ABC, the measure of ∠A is 30°, and the measure of ∠C is 90°. What is the measure of ∠B?
- The sum 18
The sum of the three angles in a triangle is 180°. Find the 3rd angle of a triangle if the 1st and 2nd angles measure 58.3° and 45.5°.
- Know one angle
In a right-angled triangle, the measure of an angle is 40°. Find the measure of other angles of the triangle in degrees.
- A straight angle
A straight angle measures s, so you can subtract or add 85 from. What is the measure of their angles?
- Supplementary angles 4
Angle A and angle B are supplementary. The measure of angle B is 82.5. What is the measure of angle A in degrees? Enter your answer as a decimal, if necessary, like this: 42.5