a ≈ 5.2, B ≈ 50°, C ≈ 95°
Solution:
Given data:
A = 35°, b = 7, c = 9
Using cosine law,




Taking square root on both sides.
a ≈ 5.2
Using sine law,


Multiply by 7 on both sides.

Switch the sides.
Sin B = 0.772

B ≈ 50°
Sum of all the angles of a triangle = 180°
A + B + C = 180°
35° + 50° + C = 180°
85° + C = 180°
C = 180° - 85°
C = 95°
Hence a ≈ 5.2, B ≈ 50°, C ≈ 95°.
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Answer:
Factor by grouping. (3r + 5)(r-3)
Step-by-step explanation:
Answer:
the length is 4
Step-by-step explanation:
we know the area is 12 4x3=12 so either 4 or 3 is the length the word problem says the width is one less than the lengh therefore the answer is 4 your welcome
Hello!
The 2 activities which represent data collecting are :
- A. Graphing the heights of baseball players
- C. Asking people what their favorite food is