Answer:
The answer to your question is Area = 70 cm²
Step-by-step explanation:
Data
height = 5 cm
base = 14 cm
side = 13 cm
To solve this problem just look for the formula and substitute the values. It is not necessary the length of the short side.
Formula
Area = base x height
-Substitution
Area = 14 x 5
-Result
Area = 70 cm²
