Answer:
3.08
Step-by-step explanation:
1 - 3/5 = 2/5
2/5 x 7.7 = 3.08
Answer:
Below in bold
Step.-by-step explanation:
It consists of 5 isosceles triangles of equal sides 4 cm and vertex angles 360 / 5
= 72 degrees.
Area of 1 triangle = 1/2 * 4^2 *sin 72
Area of the whole pentagon = 5 * 1/2 *4^2 * sin 72
= 38.04 cm^2.
Answer:
(4x the answer ) can you help with my question
Step-by-step explanation: