Equilateral triangle have the same side lengths. Perimeter = sum of all sides
(4x - 3) + (4x - 3) + (4x - 3) = 63
Remove parentheses
4x - 3 + 4x - 3 + 4x - 3 = 63
Combine like terms
12x - 9 = 63
12x = 72, x = 6
Solution: x = 6
Answer:
The answer is a isosceles trapezoid.
Hope this helps!
brainliest? :)
Answer:
d
Step-by-step explanation:
sqaure root of both times each other gives 5
Answer:
8 units²
Step-by-step explanation:
The area (A) of the shaded part (right triangle ) is calculated as
A =
× area of rectangle
= 0,5 × 4 × 4 = 0.5 × 16 = 8 units²