Answer:
30
Step-by-step explanation:
21 + 9 = 30
Answer:
The radius is half the length of the diameter.
The circumference is the perimeter of a circle.
To find the circumference, multiply Pi by the diameter.
Step-by-step explanation:
Answer:
1.6 litre of milk is left
Let garret’s age be x
x + 2 + (x + 3) + 2 = 39
2x + 7 = 39
2x = 32
x = 32/2
x = 16
Garrett’s age after two years = 16 + 2 = 18
Answer:
Step-by-step explanation:
Use Pythagoras Theorem
x² + 16² = 34²
x² + 256 = 1156
x² = 1156 - 256
x² = 900
x= √3*3*10*10
x= 3*10
x = 30
