Answer:
12+35x3.14
Step-by-step explanation:
A is poor
B is good
C is marginal
Answer:
12:3
Step-by-step explanation:
Answer:
Step-by-step explanation:
Use Pythagoras’ theorem
square of hypotenuse = sum of squares of two other sides
let the missing side be d
30^2 = 20^2 + d^2
600 = 400 + d^2
d^2 = 200
d = square root of 200
d = 14.142 cm