The expression 28 + 63 is equivalent to
1 91
2 5,7
3 6/7
4 13,7

What is the volume of a cone with a height of 6 cm in the radius of 2 cm

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?

The tile along the edge of a triangular community pool needs to be replaced? ?