miyahs0
miyahs0 miyahs0
  • 03-12-2020
  • Mathematics
contestada

Please help. I will brainliest!!

Please help I will brainliest class=

Respuesta :

brendan22kelly22
brendan22kelly22 brendan22kelly22
  • 03-12-2020

Answer:

12. 20 ft

13. 4.5

Step-by-step explanation:

12. (29x29)-(21x21)=400

sq root 400= 20

13. (2x2)+(4x4)= 20

sq root 20= 4.5

Answer Link

Otras preguntas

Companies are able to raise more capital at a lower cost with a private placement because investors are purchasing liquid assets.A. True B. False
when an elastic material of young modulus y is subjected to stretching as the elastic energy stored per unit volume of the material is
At What temperature is the rms velocity os hydrogen molecule equal to that of an exygen molecule at 47 degree celcius?
1. Balance the chemical equation for the following reaction: ApRr₂+ Ab₂Rr --> Ap6Ab12Rr6 + Rr2
Oil spreads over the surface of water , whereas water does not spread over the surface of oil. Why?
Identify the Classes required for MatchMate and design a Design Class Diagram. a) User, Profile, Preferences, Matches b) Matches, Interests, Compatibility, Comm
what year did scientists independently confirm mendel's research
Transference is a process that occurs when: a. A person becomes confused by the transfer of memories from one event to another. b. Repressed memories are transf
In the intercostal space, the: a. nerves carry only sensory fibers b. visceral pleura lines the internal surface of the ribs and innermost intercostal muscles c
What is crossing over?