1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
11111nata11111 [884]
2 years ago
15

Mhanifa please help! Solve for the unknown in each triangle. Round to the nearest tenth.

Mathematics
1 answer:
Scilla [17]2 years ago
8 0

Answer:

(D)

<u>Use the law of sines:</u>

  • 13 / sin x = 12 / sin 67°
  • sin x = 13 sin 67° / 12
  • sin x = 0.997
  • x = arcsin (0.997)
  • x = 85.6°

(E)

<u>Find the third angle:</u>

  • 180° - (48° + 61°) = 71°

<u>Use the las of sines:</u>

  • x / sin 61° = 21 / sin 71°
  • x = 21 sin 61° / sin 71°
  • x = 19.4 cm
You might be interested in
1. 40-(-40)+(5x4) i need to know this for my online classes to pass
postnew [5]

Answer:

5x4+80

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
What is the opposite of the opposite of -2
melisa1 [442]

Answer:

2 is the opposite of-2 and -2 is the opposite of 2

3 0
2 years ago
Savannah buys a $40 gift card to her favorite smoothie shop. Each smoothie costs $4. She wants to have at least $10 left on her
Anton [14]

Answer:

3 smothies

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Ill give brailest
Mama L [17]
D Elion and her colleagues were responsible for developing important drugs
7 0
3 years ago
Help me fast ..................​
Kisachek [45]

If two angles and included side of one triangle are equal to two angles and the included side of the other triangle , then the two triangles are congruent (ASA rule).

in figure

  • consider triangle ABD and ACD
  • Angle BAD = angle CAD
  • AB = AC
  • Angle B = angle C
  • triangle ABD congruent to Triangle ACD ( by ASA rule)
7 0
3 years ago
Other questions:
  • Predict the sign of the product for each problem. -3 x (-2) x (-4) x (-2)
    8·1 answer
  • Pam and her brother both open savings accounts. Each begin with a balance of zero dollars.For every two dollars that pam saves i
    10·1 answer
  • Write the numbers in standard form 5.854 × 10
    6·1 answer
  • Which statement about a dot plot is true?
    7·2 answers
  • Employees at the hardware store are receiving pay raises. Dan’s hourly pay rate is increasing from $12 to $14 and Kathy’s hourly
    13·2 answers
  • Which expression is equivalent to 4x2 - 4x – 3 in factored form?
    6·1 answer
  • Please answer the question and shhow how you got your answer please
    15·2 answers
  • Can somebody help me I’m confused
    11·1 answer
  • Write y = 2x + 8 in standard form.​
    8·1 answer
  • What’s the percentage as a decimal
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!