Two student were racing home from school. eric rides his skateboard and robby rides his bicycle. robby leaves 40 seconds before eric. robby traveled at a speed of 30 feet per second. eric traveled at a speed of 10 feet per second. for how many seconds has they traveled when both boys were the same distance from school?

( show work )

last option

step-by-step explanation:

given that δdef is right and isoceles,

assuming that side df is the hypotenuse means that de an ef are the other 2 sides that intersect at 90° and are of equal length.

because they are of equal length, we can say that they are congruent

because they intersect at 90°, their slopes must be opposite reciprocals.

only the last option satisfies these conditions.

savings account is an account only used for saving money. this acts as an emergency source of funding for an individual. answer a would result in the money in his account to grow as it specifically states that interest is compounded daily at the rate of 2%

step-by-step explanation: