*115*
do the parentheses in the parentheses first, then the outer parentheses, then the stuff outside the parentheses.
PEMDAS
parentheses...exponents...multiplication/division...Addition/subtraction.
Answer:
58 = <1
Step-by-step explanation:
The sum of the opposite interior angles of a triangle is equal to the exterior angle
101 = 43+ <1
Subtract 43 from each side
101- 43 = <1
58 = <1
Answer is 187.06 and the work is in the attached picture.