Answer:
a1 =a1+(n-1) *d =8+(1-1)*9=8
a2 =a2+(n-1) *d =8+(2-1)*9=17
a3 = a3+(n-1) *d =8+(3-1)*9=26
Sana po makatulong :)
basically write the triangle in degree language like this is a acute angle because this is a 70* degree angle and talk more
5 hours and 20 minutes because 1/3 as a decimal is 0.3 continued (i wrote down 0.33 so its simplified) and 0.33 decimal hours is 20 minutes.