Answer:
yes
Step-by-step explanation:
Yes this triangle is right angled and can be justified using the Pythagorean theorem. The theorem states that: . Substitute using the given values:
(9^2)+(12^2)=15^2
81 + 144 = 255
255 = 255.
It satisfies the theorem therefore it is a right angle triangle.
Easy:
formula for parallelogram is b times h
so 5 times 14 =
70 sq mm.
Answer: 1.The total cost = 4x + 2y
2.The total cost = 2y + 4x
3.The total cost = 6x + 4y
4.The total cost = 4y + 6x
Step-by-step explanation: mark me brailyest and like aslo follow
Answer:
Nickel has 54 cents and Alex has 216 cents.
Step-by-step explanation:
Hope it helps u :)