0314andrew 0314andrew
  • 21-02-2021
  • Mathematics
contestada

In ΔOPQ, p = 38 cm, q = 29 cm and ∠O=39°. Find the length of o, to the nearest centimeter.

Respuesta :

Tsquare58 Tsquare58
  • 21-02-2021
Use law of cosines

o^2=p^2+q^2-2pqCos(C)

o^2=38^2+29^2-38*29Cos(39)

o^2=1444+841-1712.83

o^2=572.17

o=23.92

Say 24 cm
Answer Link

Otras preguntas

PLZ HELP!! Graph a sine function whose amplitude is 3, period is 4pi, midline is y=2, and y-intercept is (0,2). The graph is not a reflection of the parent fun
The area of a rectangle is 10 cm^2. One side of the rectangle is x cm. Express the perimeter of the rectangle in terms of x and show that this rectangle cannot
An orange roughy fish eats squid and small fish. It also is eaten by predators like dolphins and sharks. Where would the orange roughy most likely appear on a f
Identify the construction shown in the diagram.
What is the religion that is unique to Japan
HELPPPPP !!!! What must be true about two objects if heat is flowing between them? The objects must be different temperatures. The objects must be the same
Use the periodic table to identify each of the following bonds as polar or nonpolar. C—Cl polar nonpolar
What is the measure of angle BAC?​
a=214 b=35 c=128 d=107
WORTH 20 POINTS HELP ASAP Last option is point D