Answer:
3.9
Step-by-step explanation: divide when he went for addimition 8 dollars 15 carnival's and total of 31.25 . 31.25/15
Answer:
17
Step-by-step explanation:
an=a1+(n-1)d
a22=-25+21(2)
a22=17
Step-by-step explanation:
Let there be point X whose coordinates are (a2,b2) and point Y whose coordinates are (a1,b1)
Using distance formula ,


Distance formula will be

Answer:
69 miles
Step-by-step explanation:
Put the number in place of the variable representing it and do the arithmetic.
L = 41 +28 = 69
After 28 days, the length of the road is 69 miles.
Answer:
She should have used One-half (9.4) (11.9) to represent the area of a single triangle
Step-by-step explanation:
The pyramid is composed by 4 triangles and 1 square
area of the square: base² = 9.4²
area of each triangle = 1/2*base*height = 1/2*9.4*11.9
surface area of the pyramid = 4*area of each triangle + area of the square = 4*(1/2*9.4*11.9) + 9.4²