Answer:
answer is D
Step-by-step explanation:
12+1/2=12.5 12+2/5=12.4
1)73 degrees
all the angles of a triangle add up to 180 degrees.
23+84= 107
180-107=73
2) 28 degrees
110+42= 152
180-152= 28
Answer: 48.97
Step-by-step explanation:
Answer:
Subtract the result of three times five with 1.
Step-by-step explanation:



Subtract the result of three times five with 1.