Answer:
c i think
Step-by-step explanation:
sorry if its wrong:/
First one = 13+14+15+10+10 = 62 cm
Second figure:-
length of the semicircle = 1/2 * pi * 12 = 18.85 cm
Perimeter = 6+8+10+18.85 = 42.85 cm
You can do more than just simplify radical expression . You can multiply and divide them , too. You can use your knowledge of exponents to help you !
Three ways you can multiply a radical
1) Make sure that the radical have the same index
2) Multiply the numbers under the radical signs
3) Simplify the radical expressions .m
Do you understand all of these blabla words . Hope so...
Answer: D = 70
A = 30
Explanation: d is parallel to 70 degrees, 40 is parallel to e, and the whole set of angles is 180 so 180 - 2(70) + 2(40) = 30 so D = 70 and A = 30
Answer: 61.5
Step-by-step explanation:
Area of a regular pentagon= pa/2
Perimeter: 30
Apothem is shown as 4.1
30*4.1= 123
123/2
61.5
pls mark me brainliest if im right