Find the area of a right-angled triangle with legs 5 dm and 12 cm.
| June 19, 2021 | education
S = 1/2 * a * b, where S is area. rectangular. tr-ka, a and b – legs;
5 dm = 50 cm;
S = 1/2 * 50 * 12 = 300 (cm²) = 3 (dm²);
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