Inside the square ABCD, side 15 cm, the point M is considered, so that the triangle ABM is equilateral. Show that:
2 answers:
Answer:
Step-by-step explanation:
a) area of square: 15 x 15 = 225 cm²
b) The steps are illustrated in the picture.
ΔADM ≅ ΔBCM (sas)
DM = CM
ΔMDC is isoceles
Answer:
a) 15*15=225 that is the area
b)see picture that I drew (sorry I have terrible drawing skills on a computer) but in a an isosceles triangle the two legs are congruent and the base is not when you cut a square diagonally as you have done this one the base will not be the same as the other two legs.
Step-by-step explanation:
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Answer:
v = 12 km/h
Step-by-step explanation:
To find how much she should increase the speed first we need to find the distance traveled:
Where:
d: is the distance traveled =?
v: is the velocity = 8 km/h
t: is the time = 15 min (9:00 to 9:15)
Now, we can find the speed:
Therefore, she should increase the speed to 12 km/h to reach the office at 9:10 am.
I hope it helps you!