Góc nội tiếp chắn nữa đường tròn là
A. Góc vuông B. Góc nhọn C. Góc tù D. Góc bẹt

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

How do you find the circumfrance of a circle?

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle?