zainab4822 zainab4822
  • 02-03-2021
  • Mathematics
contestada

Work out the length of AC.
Give your answer to 3 significant figures.
A
29 cm
23°
ch
B

Work out the length of AC Give your answer to 3 significant figures A 29 cm 23 ch B class=

Respuesta :

jimrgrant1 jimrgrant1
  • 02-03-2021

Answer:

AC ≈ 11.3 cm

Step-by-step explanation:

Using the sine ratio in the right triangle

sin23° = [tex]\frac{opposite}{hypotenuse}[/tex] = [tex]\frac{AC}{AB}[/tex] = [tex]\frac{AC}{29}[/tex] ( multiply both sides by 29 )

29 × sin23° = AC , then

AC ≈ 11.3 cm ( to 3 significant figures )

Answer Link

Otras preguntas

Which outdated atomic model could be linked to chocolate chip cookie dough?
What was most suprising about the outbreak of the Chinese Civil War?
A hypothetical population has two alleles for a gene: a and a. in a random sample of 50 individuals, 20 are homozygous for a, 10 are homozygous for a, and 20 ar
Monica wants to sell her stuffed animal collection online. Her plan is to organize them alphabetically, then use the Internet to look up the value of each stuff
The difference of twelve times a number and nine times a number
HELP PLEASE ASAP!!!!!!!!
Naturally occurring iron contains 5.82% 54fe, 91.66 % 56fe, 2.19% 57fe, and 0.33% 58fe. the respective atomic masses are 53.940 amu, 55.935 amu, 56.935 amu, and
The windows on a building are proportional to the size of the building. The height of each window is 18in., and the width is 11in. If the height of the building
Occurs when a melt is produced when the minerals with the lowest melting temperature melt, while the other minerals remain solid.
Township are generally found in the western part of the United States