In HIJ the measure of J equals 90° the measure of age equals 84° in IJ equals 2.9 feet find the length of JH to the nearest 10th of a foot

At the movie theatre, child admission is $5.20 and adult admission is $9.70. on sunday three time as many adult tickets as child tickets were sold, for a total sales of $788.90. how many child tickets were sold that day?

Xf(x) = 2x + 5 1 7 2 9 3 11 4 13 5 15 6 17 linear functions grow by equal differences over equal intervals. in the table above, what column could be added to prove this relationship?

Pls will give ! pls i dont understand