1.The diagonal of the floor is 5 m. The shorter side of the room is 3 m. What is the floor area of the room?A. 15 m²B. 30 m²C. 12 m²D. 20 m²

Question

1.The diagonal of the floor is 5 m. The shorter side of the room is 3 m. What is the floor area of the room?A. 15 m²B. 30 m²C. 12 m²D. 20 m²​

justbeintune · Answer

Answer:﻿C. 12 m²Step-by-step explanation:﻿find the other side:﻿c²=a²+b²﻿5²=3²+b²﻿b²=25-9﻿b²=16﻿b=4﻿to find the ares﻿area = L×W﻿=3×4﻿=12

1.The diagonal of the floor is 5 m. The shorter side of the room is 3 m. What is the floor area of the room?A. 15 m²B. 30 m²C. 12 m²D. 20 m²​