Question

there is a lot of questions here for a a lot of points (please no answers that aren't related to the question just to get the points)

Answer 1

Answer:

its easy

Step-by-step explanation:

just you had to calculate the square or rectangle by using the formulae.

hope its clear.

Answer 2

Answer:

Side length Area of square

1.a. 12cm 144cm²

b. 5cm 25cm²

c. 13cm 169cm²

2.a. 10cm 100cm²

b. 15cm 225cm²

c. 18cm(approx) 324cm²

3.a. 8cm 64cm²

b. 15cm 225cm²

c. 17cm 289cm²

4.a. 11cm 121cm²

b. 15.5cm(approx) 240cm²

c. 19cm 361cm²

5.a. 6cm 36cm²

b. 8cm 64cm²

c. 10cm 100cm²