sabrinascaman18 sabrinascaman18
  • 07-01-2019
  • Mathematics
contestada

If a = 4 ft, c = 13 ft, and m∠B = 17°, what is the approximate area of ABC?

Respuesta :

jimrgrant1 jimrgrant1
  • 07-01-2019

Answer:

7.6 ft² ( to 1 dec. place )

Step-by-step explanation:

given 2 sides of a triangle and the angle between them, the area (A) is calculated using the formula

A = [tex]\frac{1}{2}[/tex]ac sin B

   = 0.5 × 4 × 13 × sin 17° ≈ 7.6


Answer Link

Otras preguntas

The Sun is about 150 million km from earth. how long does it take light from the sun to reach earth? (Speed of light is 3x10^8m/s)
what do Asoka's edicts indicate about him?
what is the adverbial phrase in When you've finished,do the extra questions on page one
A forest is cut down to make paper. Diversity in this area will increase. decrease. stay the same. fluctuate.
What is a tropical rain forest? A. a densely wooded area that receives an annual rainfall of at least 100 inches and has broad-leafed evergreen trees that form
During which dynasty did trade along the Silk Road reach its peak? A. Sui B. Tang C. Song D. Han
Which word in the sentence does the participial phrase modify? Pausing for effect now and then, Nicole read the best parts aloud. A. aloud B. parts C. read D. N
How did a war fought to bring “essential humans freedoms” to the world fail to protect the home-front liberties of blacks, Indians, Japanese-Americans, and Mexi
how much is 22% of 850?
The radio transmitter and aerial radio antenna was an innovation of A. Guglielmo Marconi B. Thomas Edison C. Alexander Graham Bell D. Jean Lenoir E. Gustav Eiff