Answer:
(x+5)
Step-by-step explanation:
Answer: 27.7 square inches.
Let 'a' be the side of equilateral triangle.
Then the perimeter of the triangle = a+a+a=3a
Given: Perimeter of the equilateral triangle = 24 inches We know that the area of a equilateral triangle is given by :-
Answer:The trapezoid has 1 line of reflectional symmetry
Answer: -57
Step-by-step explanation: 21, 18, 15, 12, 9, 6, 3, 0, -3, -6, -9, -12, -15, -18, -21, -24, -27, -30, -33, -36, -39, -42, -45, -48, -51, -54, -57
It is decreasing by 3 each turn. Therefore, the 27th term would be -57.