Area of triangle PQR = 10.2 square units
Area of triangle PRS = 11.5 square units
Area of triangle PST = 16.3 square units
The area of Figure PQRST is ______ square units. (Input whole number only.)

Question

Area of triangle PQR = 10.2 square units
Area of triangle PRS = 11.5 square units
Area of triangle PST = 16.3 square units
The area of Figure PQRST is ______ square units. (Input whole number only.)

tackopp · Answer

attachment

seratul · Answer

Simply add the three numbers together to get the area of Figure PQRST.

tackopp · Answer

oh okay

mathmale · Answer

Here, the area of the whole (polygon) is equal to the sum of the areas of its parts (the 3 triangles).

mathmale · Answer

Find the sum of these 3 areas:

Area of triangle PQR = 10.2 square units
Area of triangle PRS = 11.5 square units
Area of triangle PST = 16.3 square units
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tackopp · Answer

the answer would be 38?

mathmale · Answer

very good.  That's it!

tackopp · Answer

Thank you!

tackopp · Answer

could you help me with another question?

mathmale · Answer

My pleasure.
Please post your new question separately.

mathmale · Answer

Please know that Seratul's suggestion was correct.