Asked by Buddy

for triangle ABC find the measure of AB given measure of angle A=55 degrees, measure of angle B=44 degrees, and b = 68
Answered by Steve
C = 180-55-44 = 81
Since AB is side c, the law of sines tells us that

AB/sinC = b/sinB

Now just plug in your numbers.
Answered by Anonymous
duck
Answered by Karla
How I find the measure of ABgiven
Answered by Rukia
Steve why cant u give a straight answer -_- T-T
Answered by Lily
its 96.6
Answered by Mrs. Sue
incorrect!
Answered by Anonymous
81.12
Answered by ...
Actually I'm pretty sure Lily is correct
Answered by Yup
She Is
Answered by ...
The answers are
1.) B - 96.68
2.) B - 58.34 ft
3.) B - 39
4.) D - 48.4
5.) D - 70.0
6.) B - 95
7.) C - 169.3 ft
8.) (Questions may be different for each person)
cos(10) = 500/x
x = 500/cos(10)
x = 507.7
Answered by Marh
You are right about that, thank you so much
Answered by Summer
Law of Sines and Cosines Quiz Part 1

A spotlight is mounted on a wall 7.4 feet above the floor in an office building. It is used to light a door 9.3 feet from the wall. To the nearest degree, what is the angle of depression from the spotlight to the bottom of the door?
Answer: A.39°

A tree that is 10 yards tall casts a shadow 14 yards long. Find the angle of elevation from the tip of the shadow to the top of the tree. Round to the nearest degree.
Answer: B.36°

Use the Law of Sines to find the missing side of the triangle.

Find b.
Answer: B.43.8

For a triangle, ABC, find the measure of segment AB given m∠A = 55°, m∠B = 44°, and b = 68.
Answer: B.96.68

Use the Law of Cosines to solve the problem.

On a baseball field, the pitcher’s mound is 60.5 feet from home plate. During practice, a batter hits a ball 216 feet. The path of the ball makes a 34° angle with the line connecting the pitcher and the catcher, to the right of the pitcher’s mound. An outfielder catches the ball and throws it to the pitcher. How far does the outfielder throw the ball?

Answer: C.169.3 ft

In triangle STU, s = 9 cm, t = 15 cm, and measure of angle upper U equals 37 degrees. Find u.

Answer: C.9.5 cm

7) Find the value of x. Round to the nearest tenth. The diagram is not drawn to scale.

tan(35)=x/12
.7=x/12
12*.7=x
Answer: x=8.4
8) Find the value of x. Round the length to the nearest tenth. The diagram is not drawn to scale.
2879.4
sin=opposite/hypotenus
sin 10 degrees=500/x
x(sin 10 degrees)=500
0.1736481x=500
x=500/0.1736481
Answer: x= 2879.4 meters
Answered by :D
Summer is 100% correct!
Answered by YURR
yo summer u a big help. 100% correct.
Answered by yung&turnt
Ty Summer !!!
Answered by miss boombastic
ayo ty summer!!
Answered by Jimin
Summer is such an ace we love her
Answered by le sserafim
summer always comes thru <3
Answered by slice
thank you summer you are a real one
Answered by Alli
Summer is correct 👌
Answered by Maddie
Thanks summer <3
Answered by Summer is amazing
Summer your literally amazing
Answered by Bot
Thank you so much! I'm glad I could help!