The ratio of angles of a quadrilateral is 1:2:3:4. Find the angles of the quadrilateral is degrees and grade​

Dee used 2 1/3 cups of sugar for a cake recipe. if the amount of sugar the container holds is 3 times the amount she used, does the container hold more than, less than, or equal to 3 cups of sugar? explain.

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

Which expression is equivalent to (4 +6i)^2? ? -20 + 48i 8 + 12i 16 - 36i 20 + 48i