3 years ago

Hey can anyone pls pls pls help me in dis!!!!!

Mathematics

2 answers:

Afina-wow [57]3 years ago

8 0

Answer:

Step-by-step explanation:

l=√(4²+7²)

=√(16+49)

=√(65)

≈8.1 ft

wall is perpendicular to base and ladder is hypotenuse.

applying pythagoras's theorem.

cupoosta [38]3 years ago

6 0

Answer:

c=8.1

Step-by-step explanation:

a^2+b^2=c^2

7^2+4^2=c^2

49+16=c^2

$\sqrt{65}$ = $\sqrt{c^2}$

8.06=c

or 8.1

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