Answer:Type of Angle Description
Acute Angle is less than 90°
Right Angle is 90° exactly
Obtuse Angle is greater than 90° but less than 180°
Straight Angle is 180° exactly
Step-by-step explanation:
Answer:
The probability is 1/17.
Step-by-step explanation:
The total number of ways in which 2 cards can be selected from a pack of 52 cards is 
The total number of combinations of 2 cards with hearts equals 
Thus the probability of the event that both the cards have hearts becomes

Answer:
5y2 + 4y - 12 + 6x
Step-by-step explanation:
3y2 + 2y2 + 8y - 12 + 6x
Its a repeating decimal 0.22222222222222222222222