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Answer:
0.16cm squared
Step-by-step explanation:
area is base times height
the base and height of a square is equal
so it would be 0.4 times 0.4
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Answer:28%
Step-by-step explanation:
Answer:
x² + (y - 4)² = 25
Step-by-step explanation:
you didn't list any equation
Here's one possible answer
x² + (y - 4)² = 25
Let tree's height = h
h/80 = tan 30
⇒ h = 80 tan 30
⇒ h = 80 * 1/√3
⇒ h = 46.19 ft