Answer:
2/5
Step-by-step explanation:
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In geometry, if 2 angles are congruent, then their corresponding sides are also congruent. So you can have 3x-5=2x+9 & solve for x. Then substitute that value into all the other expressions to get the measures of all 3 sides. From there, you can determine the type of triangle
Answer:
This is true because the + and the - will turn into a negative, therefore it will stay zero
Step-by-step explanation:
+ (-x) = -x, NOT +x
Answer:
18 dollars
Step-by-step explanation:
multiply 30 by .4 to get 12 dollars. 30-12=18
Hope this helps :)
