Answer:
Step-by-step explanation:
The carbon radical formed by homolysis of a 1° C―H bond and a 2° C―H bond in propane is as shown in the attached file.
Vishal’s phone plan costs $45.37 per month plus $0.60 per text message. How many text messages can he send and keep his monthly
costs to no more then $79?
1 answer:
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Answer:
24 cm
Step-by-step explanation:
Given: Picture of the star is made up of 4 unshaded equilateral triangles of equal area and a shaded square.
Area of the shaded region (square) =
To find: the perimeter of the star
Solution:
Area of the shaded region (square) =
Area of square =
As each equilateral triangle has side lengths that are the same as the side length of the square,
length of side of the star = 3 cm
Perimeter is the sum of lengths of the sides.
Perimeter of star = sum of 8 sides of the star
= 8 × 3 = 24 cm