Answer:
259
Step-by-step explanation:
7x7=49
7x30=210
210+49=259
<span>a rectangle of dimensions 1 cm * 50 cm has a perimeter of 102 cm.</span>
Answer: y = 8, x =5
Step-by-step explanation:
x+y = 13
or, x = 13-y
so
2x - y = 2
substituting x's value
2(13-y)-y = 2
or, 26-2y-y = 2
or, 26-3y=2
or, 26-2 = 3y
or, 24 = 3y
so, y = 8
now
x = 13-y
so, x = 13-8 = 5
Check the picture below.
so is really just a cylinder with a cone on the side, notice, since the diameter of the base is 4, the radius is half that then.
so we just simply get the volume of the cylinder, and the cone, and sum them up
Answer: 6:4
It’s a simple ratio concept