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ΠžΠ±Ρ€Π°Π·ΠΎΠ²Π°Π½ΠΈΠ΅-ΠΈ-ΠΊΠΎΠΌΠΌΡƒΠ½ΠΈΠΊΠ°Ρ†ΠΈΠΈ

the question is in English​


the question is in English​

πŸ‘‡
ΠžΡ‚ΠΊΡ€Ρ‹Ρ‚ΡŒ всС ΠΎΡ‚Π²Π΅Ρ‚Ρ‹
ΠžΡ‚Π²Π΅Ρ‚:
n00byte
n00byte
24.07.2021

Ρ€Π΅ΡˆΠ΅Π½ΠΈΠ΅

1) ΠΏΡ€ΠΎΠ²Π΅Π΄Ρ‘ΠΌ ΠΌΡ€β•‘Π²Π½.

для Ξ΄ Π°Π²Π½ - это срСдняя линия, Ρ‚.ΠΊ. ΠΏΡ€ΠΎΡ…ΠΎΠ΄ΠΈΡ‚ Ρ‡Π΅Ρ€Π΅Π· сСрСдины сторон Π°Π² ΠΈ Π°Π½.

Π·Π½Π°Ρ‡ΠΈΡ‚, ΠΌΡ€ = Π²Π½/2 =10/2=5см.

2) ΠΏΡ€ΠΎΠ²Π΅Π΄Ρ‘ΠΌ мС║ас.

для Ξ΄ Π°Π²Π½ ΠΎΡ‚Ρ€Π΅Π·ΠΎΠΊ ΠΌΠΊ - это срСдняя линия, Ρ‚.ΠΊ. ΠΏΡ€ΠΎΡ…ΠΎΠ΄ΠΈΡ‚ Ρ‡Π΅Ρ€Π΅Π· сСрСдины сторон Π°Π² ΠΈ вс. 

Π·Π½Π°Ρ‡ΠΈΡ‚, ΠΌΠΊ = Π°Π½/2 =4/2=2см.

Π² ΠΏΡ€ΡΠΌΠΎΡƒΠ³ΠΎΠ»ΡŒΠ½ΠΈΠΊΠ΅ ΠΌΡ€Π½ΠΊ ΠΏΡ€ΠΎΡ‚ΠΈΠ²ΠΎΠΏΠΎΠ»ΠΎΠΆΠ½Ρ‹Π΅ стороны Ρ€Π°Π²Π½Ρ‹, Ρ‚.Π΅. 

ΠΌΠΊ = Ρ€Π½ = 2 см.

ΠΎΡ‚Ρ€Π΅Π·ΠΎΠΊ рс = Ρ€Π½ + нс = 2см + 10 см = 12 см

3) ΠΈΠ· ΠΏΡ€ΡΠΌΠΎΡƒΠ³ΠΎΠ»ΡŒΠ½ΠΎΠ³ΠΎ Ξ΄ мрс ΠΏΠΎ Ρ‚Π΅ΠΎΡ€Π΅ΠΌΠ΅ ΠΏΠΈΡ„Π°Π³ΠΎΡ€Π° Π½Π°ΠΉΠ΄Ρ‘ΠΌ Π³ΠΈΠΏΠΎΡ‚Π΅Π½ΡƒΠ·Ρƒ мс.

мс²  = ΠΌΡ€Β²  +рс²

мс²  = 5Β² + 12Β²2 = 25 + 144 = 169 

мc= √169 =13 см

ΠΎΡ‚Π²Π΅Ρ‚: Π±)

4,6(24 ΠΎΡ†Π΅Π½ΠΎΠΊ)
ΠžΡ‚Π²Π΅Ρ‚:
S= 5*8=40 ΠΏΠ»ΠΎΡ‰Π°Π΄ΡŒ спальни
S= 8*7=56 ΠΏΠ»ΠΎΡ‰Π°Π΄ΡŒ гостинной
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