Объяснение:
1) 17, 65, 80
р = (17 + 65 + 80)/2 = 81
S = √[81(81 - 65)(81- 17)(81 - 80)] = √(81 * 16 * 64 * 1) = √(9² * 4² * 8² *1²) = 9 * 4 * 8 *1 = 288
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Объяснение:
1) 17, 65, 80
р = (17 + 65 + 80)/2 = 81
S = √[81(81 - 65)(81- 17)(81 - 80)] = √(81 * 16 * 64 * 1) = √(9² * 4² * 8² *1²) = 9 * 4 * 8 *1 = 288