What is the first step in finding the area of an oblique triangle when the height is unknown?
Find the area of an oblique triangle using a formula

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Mathematics
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11th Grade - University
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Break it into two right triangles
Use the Pythagorean theorem
Apply the sine rule
Directly use base times height
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which elements are necessary to calculate the area of an oblique triangle using the discussed formula?
Two angles and one side
Three angles
One angle and two sides
Three sides
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the sine function in the area calculation of an oblique triangle?
To find the height
To find the base
To find the hypotenuse
To find the perimeter
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the calculation process, what is the result of multiplying 1/2, 62, and 20?
1240
620
930
310
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final calculated area of the triangle in the example?
620
310
474.9
930
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