Answer:
119
Step-by-step explanation:
because if u see <EAC AND<BAD. are vertical so if u add 62°to 57° or adds up to 119
Answer:
9.73 cm to 2 DP
Step-by-step explanation:
Total of the lengths involved = 7*9.4 + 5*10.2
= 116.8 cm
So the mean of the 12 fingers
= 116.8/12
= 9.73 cm to 2 DP.
Y = 20x + 7 for instance
then just substitute the values