One acute angle of a right-angled triangle is 45 degrees, the sum of the legs is 38 dm. Find each leg
| August 7, 2021 | education
The sum of the angles in any triangle is always 180 °. Let’s find the unknown angle in this triangle:
180 ° – 90 ° – 45 ° = 45 °;
Since a triangle has two identical angles of 45 °, it is isosceles, which means that its legs are equal:
a = 38 dm / 2 = 19 dm
Answer: 19 dm
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