Limit as x approaches 0 of (tan3x^2+sin^25x)/x^2

Me ! write an equation for the interior angles of this triangle that uses the triangle sum theorem

Awall map has a scale of 128 miles = 6 inches. the distance between springfield and lakeview is 2 feet on the map. what is the actual distance between springfield and lakeview? 384 miles 512 miles 1.13 miles 42.7 miles

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how