Answer:
6 and -14
Step-by-step explanation:
Area of the triangle = 1/2 ab
42 = 1/2 (x)(x+8)
42 *2 = x(x+8)
84 = x²+8x
x²+8x-84 = 0
x²+14x-6x-84 = 0
x(x+14)-6(x+14) = 0
x-6 = 0 and x+14 = 0
x = 6 and -14
Hence the values of x are 6 and -14
3000
/ 270
______
11.111111111111111111111111r
r = reoccurring
Answer:
2000
Step-by-step explanation:
2(20x30)+ 2(8x30) + 2(20x8).
