X=2t
y=1-t
t=x/2
y=1-x/2
y=(-1/2)x+1
Answer:
it's an estimate within 10 degrees so I estimate that that angles is 5 degrees
Step-by-step explanation:
5 degrees
Hoped that helped
Surface area = 56 cm2
Explanation:
Area of square base = Side x Side = 4 x 4 = 16 cm2
Area of triangle = 1/2 x Base x Height = 1/2 x 4 x 5 = 10 cm2
Area of 4 triangles = 10 x 4 = 40 cm2
Surface area of pyramid = 16 + 40 = 56 cm2
