(a+b+c)/2. this is your answer. if it had the numbers i would solve it fully, but it only has variables.
The answe would be 300 because, the perimeter of the windows is 12, then you have to multiply 25 to 12 then bam you get 300, yay!
Answer: 4
Step-by-step explanation:In geometry a quadrilateral is a four-sided polygon, having four edges and four corners. The word is derived from the Latin words quadri, a variant of four, and latus, meaning side
Answer:
R = 10.
Step-by-step explanation:
