Answer: 69
Step-by-step explanation: a triangle adds up to 180 degrees. It is an isosceles triangle (2 sides are the same angle) 180-42=138 then do 138/2=69
Answer:
just do 58,125 divided by 6
Step-by-step explanation:
Answer:
missing angle 32 ...........
Answer:
every 2 years
Step-by-step explanation:
since it is t/2 for the exponent - thas the answer on khan