bkschulling bkschulling
  • 02-03-2021
  • Mathematics
contestada

In ABC, b = 68 inches, B=65° and C=93º. Find the length of a, to the nearest
inches

Respuesta :

aishaalme7
aishaalme7 aishaalme7
  • 02-03-2021

Answer:

28inches

Step-by-step explanation:

∠A + ∠B + ∠C = 180°

∠A + 65° +93° = 180°

∠A + 158° = 180°

∠A= 180°-158° = 22°

Using Law of Sines

a/sinA= b/sinB

a/sin22= 68 inches/sin65

a/sin22 = 68/0.9063 = 75.03

a = 75.03 x sin 22

a = 75.03 x 0.3746 = 28.106238≈28 inches

Answer Link

Otras preguntas

How do I find the Q1, Q3, and IQR of a median that is a decimal?
how did new deal programs differ from president hoovers attempts to combat the depression
The three isomers of pentane have different (1) formula masses (2) molecular formulas (3) empirical formulas (4) structural formulas
which of the following was not a weakness of the articles of confederation (1781-1789)?
Why do scientists study the Iceman's clothing tools and body
Using the multiple choice selections below, which best describes a comparison between the following lines? Line 1:y=2x-7 Line 2:y=5x-7
A is a constant. Find A such that the equation 2x + 1 = 2A + 3(x + A) has a solution at x = 2.
What were the causes of the Mexican-American War?
A 5.0-gram sample of zinc and a 50.-milliliter sample of hydrochloric acid are used in a chemical reaction. Which combination of these samples has the fastest r
How many electrons are in an Fe2+ ion? (1) 24 (3) 28 (2) 26 (4) 56