density of copper and aluminium is not given.
so information given is incomplete to find diameter of copper sphere.
51-9= 42
42/3= 14
your answer would be 14 friends
CHECK:
3*14= 42
Answer:
c) (
d) (
Step-by-step explanation:
<u><em>Step(i):-</em></u>
Given that the binomial expression
(
Multiply
( 36 + 6√12 -6√12 -(√12)²)
= ( 36 -12)
= 24
c) (
<u><em>Step(ii):- </em></u>
Given that the binomial expression
(
Multiply
= 9 - 3√8 + 3√8 -(√8)²
= 9 - 8
= 1
d) (
Answer:
5
Step-by-step explanation:
Since both triangles are similar, the ratio of their corresponding side lengths would be equal.
This implies that:
AB/40 = 8/64
Cross multiply
AB*64 = 40*8
AB*64 = 320
AB = 320/64
AB = 5