Answer:
x + 43 = 72.98
<u> - 43 - 43</u>
x = 29.98
Step-by-step explanation:
Answer:
Please see attached picture for full solution.
Sorry, I'm not sure how to do Q7 :(
Answer: 2hrs?
Step-by-step explanation: 3-2=1+1 hour she took alone = 2hrs
Answer:
B
Step-by-step explanation:
let base be b then height h = 2b + 4
The area (A) of a triangle is calculated as
A =
bh ( b is the base and h the height ) , then
A =
b(2b + 4) ← distribute parenthesis
A = b² + 2b
When b = 16 , then
A = 16² + 2(16) = 256 + 32 = 288 in²