Answer:
15/17
Step-by-step explanation:
You can calculate cosine by doing adjacent / hypotenuse so cos x° = 15/17.
Perimeter- add all sides together
8+8+5+5
26
1 2/3 is the answerrrrrrr
Area of trapezoid = (B1 + B2)h/2
B1 = 15 in. + 4 in. + 6 in. = 25 in.
B2 = 15 in.
h = 7 in.
Area = (25 in. + 15 in.)(7 in.)/2 = 140 in.^2
Answer:
D
Step-by-step explanation:
