21 * (-1) = -21
21 + (-1) = 20
Answer:
Right Angles: C, F
Obtuse Angles: E, B
Acute Angles: A, D
Step-by-step explanation:
Right Angles are angles that are exactly 90 degrees.
Obtuse Angles are angles that are bigger than 90 degrees.
Acute Angles are angles that are smaller than 90 degrees.
Answer:
Exact Form:
√
30
Decimal Form:
5.47722557
…
Step-by-step explanation: i would go with D
This are similar answers to your questions.
Answer:
2z + 3
Step-by-step explanation:
5z + -3z is 2
2z + 3
