F
(
n
)
=
87 That’s Standard form
The inverse is (x + 10)/3
Answer:
90°
Step-by-step explanation:
Interior angles of ALL triangles sum to 180°
The whole large triangle has angles 60 60 60 ( they sum to 180)
that means x = 30
then the small triangle on the right has 60 + 30 + y = 180
meaning y = 90 °
Answer:
6
Step-by-step explanation:
Use a calculator
