Question

The angles in a triangle are in the ratio 1 : 2 : 3. Find the size of each angle in the triangle.

Answer 1

30°,60°,90°

Explanation:

All angles in a triangle added up make 180°. Add all numbers in the ratio and divide 180° by it. 180°÷6=30 so 1 in the ratio expression is equal to 30°. Because we know this, we can multiply each number in the ratio by 30° to get the answer above