Answer:
Complement of 50° = 40°
Supplement of 145° = 35°
Complement of 27° = 63°
Supplement of 50° = 130°
Step-by-step explanation:
Complementary angles add up to 90°
Supplementary angles add up to 180°
90° - 50° = 40°
180° - 145° = 35°
90° - 27° = 63°
180° - 50° = 130°
Answer:
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Answer:
27
Step-by-step explanation:
3^2*(2^3+4)
-------------------
2^2
Parentheses first
(2^3+4) = (8+4) = 12
Replace the parentheses
3^2*(12)
-------------------
2^2
Then Exponents
9*(12)
-------------------
4
Multiply
108
-----
4
Divide
27
They all have 4 sides, there are 2 shorter sides and 2 longer sides and the two short sides are parallel to each other, and the two long sides are parallel to each other.