Answer:
Daughter is 25, mother is 58
Step-by-step explanation:
Let m = age of mother now
Let d = age of daughter now
m - 14 = 4(d - 14)
m = 2(d + 4)
m - 14 = 4d - 56
m = 2d + 8
subtracting them gets
14 = -2d + 64
2d = 50.
d = 25
m = 58
3/5·(pi·8^2 - 5·1/2·8^2·SIN(1/5·360°)) = 29.34
Answer:
Step-by-step explanation:
He bought a sandwich and orange juice, 8.49+2.49=10.98
Answer:
4
Step-by-step explanation: