< АОВ = 7х ; < СОD = 2x ; < AOB + < COD = 180° ; 7x + 2x = 180 ; 9x = 180 ; x = 180 ÷ 9 ; x = 20 ; < AOB = 7x = 7 * 20 = 140° ; < COD = 2x = 2 * 20 = 40°. Ответ : 140° и 40°.
Copyright © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
< АОВ = 7х ; < СОD = 2x ; < AOB + < COD = 180° ; 7x + 2x = 180 ; 9x = 180 ; x = 180 ÷ 9 ; x = 20 ; < AOB = 7x = 7 * 20 = 140° ; < COD = 2x = 2 * 20 = 40°. Ответ : 140° и 40°.