<h3>Solution:</h3>
Using formula (a-b)^2 = a^2-2ab+b^2

<h3>Answer:</h3>
k = 9
Answer:
Your answer is 2.
Step-by-step explanation:
Answer:
Step-by-step explanation:
0.5bh = 36
0.5(5b)(5h) = 25(0.5bh) = 25 × 36 = 900 sq cm
I think it’s the second one sorry if i’m wrong
Answer:
333.56
Step-by-step explanation:
286×1.07=306.02
306.02×1.09=333.56