Emma and Christina are on different sides of the stadium. Emma's angle of elevation to the blimp is 56° while Christina's is 71° if the blimp is 1150 feet high between the girls, how far apart are Emma and Christina? The blimp is between the two girls? PLEASE HELP​

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.

The sum of two numbers is 58. the first number is 8 less than half the second number. let  c  represent the first number. let  drepresent the second number. which statements about solving for the two numbers are true? check all that apply. the equation    represents the sum of the two numbers. the equation    represents the sentence “the first number is 8 less than half the second number.”the equation    represents the relationship between the two numbers. the equation    represents the sum of the two numbers. the number  d  is 14.the number  c  is 44.the number  c  is 14.the number  d  is 44.

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3