Answer:
60ft
Step-by-step explanation:
h x 20 = 120
h=120/20
h=60
Answer:(x,y)=(2.5,1)
Step-by-step explanation:
Given


thus on comparing
2x+y=6------1


On comparing exponent of 2
------2
we get x=2.5
substitute x in 1
y=1
(x,y)=(2.5,1)
Answer:
156
Step-by-step explanation:
Using PEMDAS: We do the paranthese first:
7 * 22 + (8-2) / 3.
7 * 22 + 6 / 3.
Multiply / Divide:
154 + 6 / 3
154 + 2
156
Answer:
the two triangles are the same shape but not the same size
Step-by-step explanation:
an equilateral triangle has all equal sides. if one triangle has a side length of 4 inches, it'll be smaller than the triangle with the side length of 5 inches but just because they're different sizes doesn't mean they're a different shape. (i don't know if this is right but I'm pretty sure it is)