Okay i’m pretty sure it’s the first one, 1 square and 4 triangles.
Answer:
19.5
Step-by-step explanation:
The 43rd term of the sequence is 19.5
Both 8,15,17 and 15,20,25 will form a right triangle
If you need help with these types of problems just go into google and search Pythagorean theory silver and plug in 2/3 side lengths and if the outcome equals the third number, then that means that the side lengths make a right triangle
Let and . By the product rule,
By the power rule, we have and , but are functions of , so we also need to apply the chain rule:
and we have
So we end up with
Replace to get everything in terms of :
We can simplify this by factoring:
Answer:
the answer is D
Step-by-step explanation:
180-115 = 65