Answer:
360 sq. units
Step-by-step explanation:
area of DOIT = (20+20) × (3+6)
= 40×9 = 360 sq. units
Answer:
adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.
Step-by-step explanation:
please mark brainleist
.....................7 x 5 = 35
The answer would be B 21/4
Put it in the calculator and the answer is 3.4305