Math Problem Statement

Solve

Solution

The given image provides a parallelogram RSTURSTU with angles labeled as follows:

  • R=(6x4)\angle R = (6x - 4)^\circ
  • S=(2x+8)\angle S = (2x + 8)^\circ
  • T=(6x4)\angle T = (6x - 4)^\circ
  • U=(2x+8)\angle U = (2x + 8)^\circ

Since RSTURSTU is a parallelogram, opposite angles are equal, and consecutive angles are supplementary (i.e., they add up to 180180^\circ).

First, we set up the equations using the property that consecutive angles are supplementary: (6x4)+(2x+8)=180(6x - 4)^\circ + (2x + 8)^\circ = 180^\circ

Simplifying this equation: 6x4+2x+8=1806x - 4 + 2x + 8 = 180 8x+4=1808x + 4 = 180 8x=1768x = 176 x=22x = 22

Now, we can find each angle: R=6x4=6(22)4=1324=128\angle R = 6x - 4 = 6(22) - 4 = 132 - 4 = 128^\circ S=2x+8=2(22)+8=44+8=52\angle S = 2x + 8 = 2(22) + 8 = 44 + 8 = 52^\circ T=6x4=128\angle T = 6x - 4 = 128^\circ (same as R\angle R) U=2x+8=52\angle U = 2x + 8 = 52^\circ (same as S\angle S)

Thus, the measures of each interior angle are:

  • R=128\angle R = 128^\circ
  • S=52\angle S = 52^\circ
  • T=128\angle T = 128^\circ
  • U=52\angle U = 52^\circ

Would you like any further details or have any questions?

Here are five questions you might ask:

  1. How do you know that the angles in a parallelogram are supplementary?
  2. Can you explain why opposite angles in a parallelogram are equal?
  3. How would the approach change if this was a different quadrilateral?
  4. Can you solve for the angles if one angle's expression is different?
  5. How can this method be applied to solve for unknown angles in other geometric shapes?

Tip: Always verify your final answers by checking if they satisfy all given conditions and properties of the geometric figure.

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Math Problem Analysis

Mathematical Concepts

Geometry
Parallelograms
Angles

Formulas

-

Theorems

Properties of Parallelograms

Suitable Grade Level

Grades 9-12