Answer:
90 ft²
Step-by-step explanation:
Given the sides of similar figures in the ratio a : b, then
ratio of areas = a² : b²
Here ratio of sides = 1 : 3 , thus
ratio of areas = 1² : 3² = 1 : 9
That is the surface area of the new solid is 9 times the first
SA = 9 × 10 = 90 ft²
Answer:
We need numbers to answer this question. pic maybe?
Step-by-step explanation:
Answer: the area is 192
Step-by-step explanation:
because you use the 6 the 4 and the 8.
Answer:
For the given expression
, x = -10
Step-by-step explanation:
Here, the given expression is : 
Now, solving for x:
Separate the terms with x on one side, we get

or, 
or, 
or, x = -10
Hence, for the given expression
, x = -10
Answer:
400ml
Step-by-step explanation:
1 cooler=28L÷7=4L
1L=100ml
4L=400ml(Ans)