josephlilianahe5551 josephlilianahe5551
  • 04-03-2021
  • Mathematics
contestada

If ∆ABC ∼ ∆PQR such that AB = 1.8cm and PQ = 1.6 cm, what is the ratio of the areas of ∆ABC and ∆PQR.

Respuesta :

fichoh
fichoh fichoh
  • 05-03-2021

Answer:

81 / 64

Step-by-step explanation:

The ratio of the areas can be obtained thus :

Area of ∆ABC / Area of ∆PQR

Area of ∆ABC / Area of ∆PQR = AB² / PQ²

AB = 1.8 ; PQ = 1.6

AB² / PQ² = 1.8² / 1.6²

= 18² / 16²

= 324 / 256

= 81 / 64

Answer Link

Otras preguntas

Help me please 20 points Which two developments are characteristics of ancient Egyptian civilization •canals •hieroglyphic script •metal coins •malze cultivati
Maggie makes a scale drawing of a deck. The scale for the actual deck to the scale drawing is 7 ft to 1 in. The dimensions of the deck are 28 ft by 17.5 ft. Wha
Why is it often necessary to add air to your car tires during the winter?
Please answer fast!!!
The length of a rectangle is twice its width. If the perimeter of the rectangle is 42 m, find its length and width.
Please help I don't know which of these answers are correct.
write 2.1 repeating as a mixed number show your work
What is the product of (8x+8)(x+3) as a polynomial
Cho một File Input.TXT chứa dãy nhị phân liên tiếp của một văn bản đã mã hóa với 7 bit là một ký tự thuộc bảng chữ cái tiếng Anh. Hãy sử dụng cấu trúc Queue đ
how do the descriptions of slavery in pargaraphs 7-8 help us to understand it