Which number line represents all of the values of x for the equation x2 = 49?

Next, chad created this graph with ordered pairs that show the possible ratios of the number of damage to defense cards in his deck. what error chad make?

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol