Answer:
63/80 and 7/4 * 9/20
Step-by-step explanation:
7/8 * 9/10 = 63/80
7/4 * 9/20
Im not sure but I think it’s Y/2-2 (the y and 2 is a fraction)
The answer is a
hope this helps
2.8 multiplied by 2.8 to find the surface area of the base which is 7.84
4*1/2*2.8*5.5 to find the surface area of all four triangular faces which is 30.8
Plus them together 7.84 plus 30.8 which is 38.64
Answer:
Step-by-step explanation:
