Answer:
a = 15
Step-by-step explanation:
The sum of the angles of a triangle are 180 degrees
a +25+140 = 180
Combine like terms
a +165 = 180
Subtract 165 from each side
a+165-165 = 180-165
a = 15
Answer:
So you need 12/20 to pass
Step-by-step explanation:
Answer:
Geometric Sequence
Step-by-step explanation:
Arithmetic Sequences usually add or subtract. Geometric sequences usually multiply or divide.
the answer is c.
sin is 18/30 -------- opposite over hypotenuse
cos is 24/30 ------- adjacent over hypotenuse
tan is 18/24 -------- opposite over adjacent
Step-by-step explanation: