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1 vote
SOMEONE PLEASE HELP ME! 100 POINTS. IM BEGGING YOU PLEASE HELPP

SOMEONE PLEASE HELP ME! 100 POINTS. IM BEGGING YOU PLEASE HELPP-example-1
SOMEONE PLEASE HELP ME! 100 POINTS. IM BEGGING YOU PLEASE HELPP-example-1
SOMEONE PLEASE HELP ME! 100 POINTS. IM BEGGING YOU PLEASE HELPP-example-2

2 Answers

4 votes

Enlarged by scale of 5 means multiplies by 5:

4 x 5 and 3.5 x 5

So Area:

= 1/2 ( 4 x 5)( 3.5 x 5)

= 1/2 (4 x 3.5) x 5^2

so answer is the last one

She should have multiplied 1/2(4)(3.5) by 5^2

User Himan Dhawan
by
8.4k points
2 votes

Area of a triangle is 1/2 base * height * the scale factor squared

A = 1/2b*h*sf^2

A = 1/2 * 4 * 3.5*5^2

Choice D

User Shrikar
by
8.8k points

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