Ifeel sad because i'm in advanced and i can't figure this problem out:
a high speed train travels 100 miles in 2/3 hour. which speed represents the rate of the train ?
f: 50 mph
g: 75 mph
h: 100 mph
i: 150 mph

Me! #1 write an equation for the interior angles of this triangle that uses the triangle sum theorem. #2 what is the value of x? #3 what is the measure of #4 classify the triangle above as acute, obtuse, or right. state your reason in a complete sentence.

The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?