Which equation is y=x2+4x−7 in vertex form?

In the diagram below,abc is congruent to dec what is the value of x

Which of these angles are complementary? a. 45o and 45o b. 63o and 117o c. 45o and 135o d. 90o and 45o

An architect is making a model version of your house. she plans to use a 1: 25 scale, which means every inch on the model equates to 25" on your house. if a part of the model measures 7", what would the corresponding measurement be on your house? convert this measurement to feet and inches.