Register
Quando o Ângulo de elevação do sol e de 70 a sombra de um edifício medes 20 cm calcule a altura do edifício dados : sen 70=0,93 cos 70=0,3 e tg70=2,74?
100k views
4 votes
Quando o Ângulo de elevação do sol e de 70 a sombra de um edifício medes 20 cm calcule a altura do edifício

dados : sen 70=0,93 cos 70=0,3 e tg70=2,74?

User IBrianCox
by
8.2k points

1 Answer

4 votes
Use x para a altura.

tg 70 = x/(20 cm)

x = 20 cm * tg 70

x = 20 cm * 2,74

x = 54,8 cm

Resposta: A altura do edifício é 54,8 cm.

User Dustin Poissant
by
8.3k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Link Copied!