Problem

In $\triangle \mathrm{PQR}, \mathrm{m} \angle P=(x+13)^{\circ}, \mathrm{m} \angle Q=(10 x+13)^{\circ}$, and $\mathrm{m} \angle R=(2 x-2)^{\circ}$. Find $m \angle Q$.

Solution

Step 1 :Given a triangle PQR, where the measure of angle P is \((x+13)^{\circ}\), the measure of angle Q is \((10x+13)^{\circ}\), and the measure of angle R is \((2x-2)^{\circ}\).

Step 2 :We know that the sum of the angles in a triangle is always 180 degrees. Therefore, we can set up the equation \((x+13) + (10x+13) + (2x-2) = 180\) and solve for x.

Step 3 :Solving the equation gives us the value of x as 12.

Step 4 :Substituting x = 12 into the expression for m∠Q, we get m∠Q = 133 degrees.

Step 5 :So, the measure of angle Q is \(\boxed{133^{\circ}}\).

From Solvely APP
Source: https://solvelyapp.com/problems/22799/

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