Answer:
Step-by-step explanation:
3/7 × 1256
= 358
Answer:

Step-by-step explanation:






Answer:
x=-9/a and a=-9/x
Step-by-step explanation:
Answer:
h = 3.62
Step-by-step explanation:
First, as both triangles have the same angles we can use the relationship of areas and sides corresponding to similar triangles as follows:

Now we know that the new triangle has sides of 4.18. Then, as these triangles are equilateral we can use the Pythagorean Theorem to find the height:

Finally the height of this new triangle is 3.62 cm