Triangle and Quadrilateral Angle Sums Exercise

Triangle and Quadrilateral Angle Sums

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Triangle and Quadrilateral Angle Sums

Practice finding missing angle measures using the interior angle sum properties of triangles and quadrilaterals.

Questions

  1. MultiChoice

    What is the sum of the interior angles of any triangle?

  2. MultiChoice

    What is the sum of the interior angles of any quadrilateral?

  3. MultiChoice

    Two angles of a triangle measure 50° and 70°. What is the measure of the third angle?

  4. MultiChoice

    Three angles of a quadrilateral measure 90°, 85°, and 105°. What is the fourth angle?

  5. MultiChoice

    An isosceles triangle has two angles measuring 55° each. What is the measure of the third angle?

  6. MultiChoice

    A quadrilateral has interior angles measuring x, 90°, 90°, and 110°. What is the value of x?

  7. MultiChoice

    What is the measure of each interior angle in an equilateral triangle?

  8. MultiChoice

    What is the measure of each interior angle in a square?

  9. MultiChoice

    If a right triangle has one acute angle measuring 35°, what is the measure of the other acute angle?

  10. MultiChoice

    Three interior angles of a quadrilateral are equal to 80° each. What is the fourth angle?

  11. MultiChoice

    In a parallelogram, consecutive interior angles are supplementary. If one angle is 115°, what is the adjacent angle?

  12. MultiChoice

    How many triangles can a quadrilateral be divided into from a single vertex?