Answer:
13
Step-by-step explanation:
A triangle is 180º. We have two angles; 60º and 60º
60+60 = 120
180-120 = 60º
This means that this is an equilateral triangle and all the sides are the same length.
13
Answer:
x=3130/3
Step-by-step explanation:
3,125 = 5-10 + 3x
5-10+3x=3125
3x-5=3125
3x-5+5=3125+5
3x=3130
3x/3 = 3130/3
x=3130/3
I hope this helps!
Answer:
5/4, 1.3, 1 8/25
Step-by-step explanation:
5/4=1.25
1 8/25=1.32
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The area of the trapezoid is 57.5 square inches.
If you draw out the description, you will see that your trapezoid can be divided into a rectangle that is 9 x 5 and an isosceles right triangle with a base of 5 and height of 5.
Just find the areas of both and add them together.
Rectangle:
5 x 9 = 45
Triangle:
0.5 x 5 x 5 = 12.5
45 + 12.5 = 57.5
Answer:
0.454...
Step-by-step explanation:
