svsbshscscvs svsbshscscvs
  • 23-04-2024
  • History
contestada

Cho hình chóp s.ABCD đáy của góc abc vuông tại b SO vuông góc với ABC sa = a√3 aB =a ac = 2a gọi h là hình chiếu của a trên SB chứng minh rằng AH vuông góc với SBC

Respuesta :

Otras preguntas

Which of the following questions Can be answered scientifically?
Andre has some water hose for his drip sprinkler system. He cut the hose into 5 equal pieces. Each piece was 12 ft long. How long was the original piece of hose
PLEASE HELP ME ASAP
what is the domain of h
Choose the sentence that accurately expresses a hurt back. Me duele la mano. Me duele la espalda. Me duele el cuello. Me duele el brazo.
Stephanie bought a 2,000 millimeter bottle of laundry detergent. How many liters were in the bottle of laundry detergent. [URGENT]
Why did the Belgian Parliament pass laws to decentralize its government? A. To increase trade with neighboring Luxembourg B. To decrease the political power enj
In order to avoid any confusion, one should _____________the answer to a multiple choice question before reading the possible answers. a. Predict c. Spell b. Ig
what was the purpose of Carlisle school?
which of the following would not be considered a PC? a. mainframe b. desktop c. tablet PC d. laptop