Daniel rides his bicycle 21km west and then 18km north. How far is he from his starting point?

1 answer:

6 0

This is a right triangle. To find the length of the hypotenuse a^2 + b^2 = c^2.

21^2 + 18^2 = c^2

441 + 324 = c^2

765 = c^2

27.66 km

You might be interested in

Elena L [17]

Answer:yes 3x2=6

Step-by-step explanation:

8 0

3 years ago

natulia [17]

Answer:

(A) 21

Step-by-step explanation:

5x-15 needs to equal 90 since it is a right angle and 21 makes that true

$(5*21)=105\\105-15=90$

6 0

2 years ago

sladkih [1.3K]

Y is the base and x is the exponent

7 0

3 years ago

prisoha [69]

wth is that wdym ???

7 0

2 years ago

Over [174]

Slope of k=(3-2)/5-6
=-1
parallel lines have equal slopes
so slope of line parallel to k=-1

8 0

3 years ago