Karin observed that the water level in the part of the river she observed fell 1.68 millimeters per year for 1.5 years. Use the distributive property to calculate the exact variation in water level for the time period. help plz

True or false? a triangle can be circumscribed about a given circle

Vertical angles must check all that apply

Sanderson is having trouble with his assignment. his shown work is as follows: − 3 7 7 3 = − 3 7 × 7 3 = − 21 21 = −1 however, his answer does not match the answer that his teacher gives him. complete the description of sanderson's mistake. find the correct answer.