In quadrilateral abcd, angle b= 87, angle c= 100, and angle d= 106. find the measure of angle a. a. 67° b. 74° c. 80° d. 87°

What aspects of lines have to be diffrent

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Seattle, washington is known for being rainy. one day last month, 8 inches of rain fell in 1 1/2 hours. what us the rate of the rainfall expressed in ft per plzzz write a proportion i will give you 100 points