Answer:
x = 7/
or 4.949747468
Step-by-step explanation:
45-45-90 triangles have a specific pattern.
The smaller sides are x, & the hypotenuse is 
With this knowledge, we know we have to divide the hypotenuse by to get the smaller sides, so we divide 7 by the to find x.
Answer: I'd assume its B 100 miles each day.
Step-by-step explanation:
Because 70 x 100 is 7,000 which is equal to the amount of miles stared in the question
Answer:
chord CD is 11
Step-by-step explanation:
just add 2 and 9
Answer:
(x - 2)² - 30
Step-by-step explanation:
To complete the square
add/subtract ( half the coefficient of the x- term )² to x² - 4x
f(x) = x² + 2(- 2)x + 4 - 4 - 26 = (x - 2)² - 30
