5 5/30 is the answer to the question.
Answer:
8:10 and 12: 15
Step-by-step explanation:
we have to multiply
Surface area of the the rectangles:
8 * 5 + 8 * 4 + 8 * 3 = 96
Surface area of the two triangles:
Use bh/2 base time height over 2
(4 * 3)/2 = 6
There are 2 triangles, 2 * 6 = 12
12 + 96 = 108
36 I believe sorry if it’s wrong what I did was multiply 2x 18 have I nice day good luck!