Answer:
answer is 103
Step-by-step explanation:
25+52+x=180
x=77
subtract 180 - 77 = 103
answer is 103
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Answer:
3
Step-by-step explanation:
Formula:

= 3
Answer:
The first triangle is larger
Step-by-step explanation:
(1/2)(8)(10)=40
(1/2)(5)(13)=32.5