Answer:
Step-by-step explanation:
38. The nearest whole number to 38.49 is 38 because at .5 you begin rounding up to the nearest whole number.
Answer:
4cm or 7 cm
Step-by-step explanation:
it can make 2 sides equal and make a isosceles triangle
Answer:
x=6
Step-by-step explanation:
In a square, its angles are all 90 degrees. So, cutting a square in half into two triangles from corner to corner produces 45 degree angles on both sides. Since the triangles are now 45-45-90 triangles, we can use the rule where the hypotenuse of the triangle is equal to the square root of 2 times the length of either side. So, the side length is 6.
Circumference, C = 2
r. Find the radius using this formula then use it to find the area with A = 
.
OR use the formula A = 
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