minbarbielove minbarbielove

03-04-2020
Mathematics

contestada

In ΔDEF, d = 92 cm, e = 42 cm and ∠F=141°. Find the length of f, to the nearest centimeter.

Respuesta :

03-04-2020

Answer:

f=127 cm

Step-by-step explanation:

Law of Cosine:

x squared=92 squared+42 squared-2(92)(42)(cos 141)

x squared =8464+1764-7728(cos 141)

x=127 cm

Answer Link

Otras preguntas

Infant is to infancy as delinquent is to?

Solve for x. Round your answer to the nearest tenth. Please show all of your work.

SOMEONE HELP QUICK!! and no it isn’t B OR C

Explain the applications of a spm ma je v

2 The owner of a store buys wooden benches for $50 each. She marks up the price by 75%. For the last week of the season, she sells the remaining benches for 30%

solve for x then solve for the angle indicated- m

Solve the absolute value equation. | 3|−4=10

Hexaco Corporation exchanged a piece of land that was being held for investment purposes for an oil rig that it will use in its drilling operations. The land h

10/7- 2 8/7 help pls

Ned’s frog jumped 38/100 meter. Then his frog jumped 4/10 meter. How far did Ned’s frog jump