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23 votes
Help pls!! .........................................................................

Help pls!! .........................................................................-example-1
User Falko
by
8.1k points

1 Answer

8 votes

Answer:

a)8

b)13

Explanation:

a) ar = c

a^2+b^2=c^2

4^2+7^2=c^2

16+49 = c2

c =
√(65) ~8

b) sa= c

a2+b2=c2

7^2 + (15-4)^2

49+121 = c2

c=
√(170) = 13

I hope im right!!

User MikeLundquist
by
8.2k points

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