Well any number you add can be irrational need more information.
The given formula is f(t) = 0.4t
They want to solve for f(10), replace t in the formula with 10"
f(10) = 0.4(10)
Multiply:
f(10) = 4 centimeters.
Answer:
the two triangles are congruent because they have the same sides and angles.
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X>-63/43 let me know if you need an explanation ❤️