mccarthysvap83w4i mccarthysvap83w4i
  • 17-05-2018
  • Mathematics
contestada

Find AC. Round the answer to the nearest tenth.

A.
8.2
B.
8.9
C.
10.0
D.
28.9

Please help thank you :)
Need this within 30mins

Find AC Round the answer to the nearest tenth A 82 B 89 C 100 D 289 Please help thank you Need this within 30mins class=

Respuesta :

Аноним Аноним
  • 17-05-2018
Use the Cosine Rule:-

AC^2 = 6^2 + 8^2 - 2*6*8 cos 78
         =  80.04

So AC = sqrt 80.04 =  8.9 to nearest tenth
Answer Link

Otras preguntas

What is an important function of the intestinal villi crypts?​?
In countries like _____________ the command economy predominates. a. china and vietnam b. cuba and north korea c. south africa and kenya d. germany and france
You have a desktop computer that you want to upgrade. you add several internal components and external components. you realize that pu need to ensure that pur p
How do you think we can use the quadratic formula to determine how many real roots there are?
Leila bought 3 bananas, which weighed a total of 3/4 of a pound. If each banana weighed the same amount, what is the weight of each banana?
The shift of jobs toward the service sector can be best explained by
How do I do this problem?
Shawndra said that it is not possible to draw a trapezoid that is a rectangle, but it is possible to darw a square that is a rectangle. Marcella said that is po
Son of pope alexander vi who became the hero of machiavelli's the prince
Can someone please help and answer these questions? Thanks!!