If both the red square and the blue square have the same perimeter, and the blue square's dimensions are 5mm and 6mm, and the red rectangle's area is 10mm, what is the dimensions of the red rectangle?

10120202020000000304040404

For range i think it’s area

Hello! i hope this
since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.