Answer: c. (1/2) bc sin A
<u>Step-by-step explanation:</u>
You can find the area of a triangle using trigonometry if you know the lengths of two sides and the measure of the included angle using the following formula:

Answer:
69
Step-by-step explanation:
im big brain B)
Answer:#carry on learning
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hope it's help
The three undefined terms are point, line, and plane. Thus, figure D represents an undefined term as it's a line.
Answer:
y = x + 3y = x - 1
Step-by-step explanation:
Just graph them!
Hope I could help.