The ratio of the angles in a triangle is 2:3:4. What is the measure of the smallest angle?

If �+2�=12a+2b=12 and 3�−�=63a−b=6, what are the values of �a and �b?

The sum of the angles in a hexagon is 720∘720∘. What is the measure of each interior angle?

If 4�−1=154m−1=15, what is the value of �m?

What is the perimeter of a rectangle with a length of 12 units and a width of 8 units?

Solve: 47×�=2874​×x=28

If 3�−2=163i−2=16, what is the value of �i?

Solve for �x: 25(10+�)=652​(10+x)=6

The perimeter of a triangle is 15 units, and its sides are in the ratio 3:4:5. What is the length of the longest side?

If 2332​ of a number is 24, what is 3443​ of that number?