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jok3333 [9.3K]
3 years ago
5

I NEED HELP IM BEGGING WILL MARK BRAINLEST JUST ANSWERS NO WORK NEEDED

Mathematics
2 answers:
Sever21 [200]3 years ago
8 0

Answer:

sqrt[(80^2) + (20^2)] = (bottom base of the entire rectangle)

= 20(sqrt(17)) units or about 82.46211 units

find angle at bottom corner

arctan(20/80) = about 14.04624 degrees

cos(14.04624) = 20(sqrt17) / (80+a)

solve for a: --> a = 5 units

use pythag for side c

(20^2) + (5^2) = c^2

c is about 20.6155 units or 5(sqrt17)

Step-by-step example:

valentinak56 [21]3 years ago
3 0

Answer:

a = 5 c =11

Step-by-step explanation:

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