Answer:
√S(S-A)(S-B)(S-C)
Step-by-step explanation:
S=(A+B+C)\2
where S= semi-perimeter
A,B and C are unequal length of triangle.
Answer:
Question 2) 96 Question 3) 246
Step-by-step explanation:
Question 2:
The area of one side of the square is 4x4 which is 16 then you know a cube has 6 sides so 16x6 which is 96.
Question 3:
Well we know the two sides are squares with 3x3 which is 9 and then there are two so 9x2 which is 18
Then the front side with dimensions of 19x3 which is 57 and we know there are 4 sides so we do 57x4 which leads us to 228
Then we add 18 and 228 to find 246
Answer:
c
Step-by-step explanation:
(f+g)(x)=3x-3
(f+g)(3)=3x3-3=6
Answer:
3 shirts
Step-by-step explanation:
production cost: c = 28 + 3s
c=cost
3s= 3 shirts
28= dollars she has to add of her own money to be even with the amount she lost making the shirts
money earned= m = 10s
m=money earned from sales
10s= 10 shirts
