13/a) If the area is 3x cm², make an equation, and find x.
(b) If the perimeter is 40 cm, make an equation, and find x.
Answers
Answered by
2
Answer:
1÷[1+1÷{1+1÷(1+1+2)
Similar questions
Chemistry,
6 months ago
English,
6 months ago
Physics,
1 year ago
Social Sciences,
1 year ago
Social Sciences,
1 year ago