Between which two numbers does the square root of 49 lies

Which statements are true about additional information for proving that the triangles are congruent check all that apply

One of the complementary angles is 4 degrees mor than the other. find the angles (recall that complementary angles are angles whose sum is 90 degrees.) which of the following can not be used to solve the problem if x represents one of the angles? a. 2x-4=90 b. 2x+4=90 c. x+4=90

What is the length of side s of the square shown below?