PLEASE HELP ME ASAP I HAVE A PICTURE ATTACHED 3.
Work out the area of the triangle.
70
14 m
50
11.5 m
m?
4.
PQR is an isosceles triangle.
9.5 cm
40
Q
Work out the area of POR.
R
cm?

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations

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